Products

Suppliers
Filter Gallery
11,761

Convex Wheel Factory

Products
Grinding Wheel Cup Wheel Transmission Pulley Pulley Wheel Convex Mould Wheel Cup Grinding Wheel

Sorry! No matches were found.

Convex Brazed Diamond Cup Wheel

Convex Brazed Diamond Cup Wheel

US $ 6.2-6.5 / Piece FOB
1 Piece (MOQ)
More
Main Products: Diamond Tools, Diamond Cutting Blade, Diamond Grinding Disc, Diamond Cutting Disc, Diamond Grinding Wheel, Diamond Saw Blade, Diamond Core Drill Bits, Diamond Points
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Jiangsu Baoge Industry Co., Ltd.

Manufacturer/Factory

Jiangsu, China Since 2024
Chat Now Send Inquiry
Manufacturers Sale Hot Press Sintered Convex Diamond Cup Grinding Wheel 6 Inch 150X10X5X20 mm

Manufacturers Sale Hot Press Sintered Convex Diamond Cup Grinding Wheel 6 Inch 150X10X5X20 mm

US $ 3-3.2 / Piece FOB
2 Pieces (MOQ)
More
Bonding Agent : Metal
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Hebei Senmine Technology Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2024
Chat Now Send Inquiry
Taa Diamond Tools Convex Diamond Grind Cup Wheel & Cup Diamond Grinding Wheels

Taa Diamond Tools Convex Diamond Grind Cup Wheel & Cup Diamond Grinding Wheels

US $ 18-20 / Piece FOB
1 Piece (MOQ)
More
Main Products: Steel Shot, Steel Grit, Low Carbon Steel Shot, Bearing Steel Grit, Stainless Steel Cut Wire Shot, Carbon Steel Cut Wire Shot, Sponge Media Abrasive, Aluminum Cut Wire, Garnet, Stainless Steel Grit
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Zibo Taa Metal Technology Co., Ltd

Manufacturer/Factory,Group Corporation

Shandong, China Since 2021
Chat Now Send Inquiry
Turbo High Quality Customized Power Convex Diamond Grinding Cup Grinding Wheel

Turbo High Quality Customized Power Convex Diamond Grinding Cup Grinding Wheel

US $ 0.8-3 / Piece FOB
100 Pieces (MOQ)
More
Manufacturing Process : Sintered
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Xingtai Hengchang Tools Co., Ltd

Manufacturer/Factory

Hebei, China Since 2024
Chat Now Send Inquiry
Premium Tungsten Carbide Concave and Convex Mold Wheel for Precision Crafting

Premium Tungsten Carbide Concave and Convex Mold Wheel for Precision Crafting

1 Piece (MOQ)
More
Main Products: Tungsten Carbide, Carbide Bushing, Carbide Nozzle, Tungsten Alloy, Carbide Rings, Wolfram Carbide, Carbide Inserts, Carbide Rod, Carbide Tools, Cemented Carbide
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Zhuzhou Sanxin Cemented Carbide Manufacturing Co., Ltd.

Manufacturer/Factory

Hunan, China Since 2023
Chat Now Send Inquiry
U-Type 6*30*9.7*24mm Convex Sliding Door Roller Plastic Pulley Wheels

U-Type 6*30*9.7*24mm Convex Sliding Door Roller Plastic Pulley Wheels

US $ 0.07-0.14 / Piece FOB
1,000 Pieces (MOQ)
More
Surface Treatment : Zinc Plated
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Guanxian Haibite Plastic Products Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2022
Chat Now Send Inquiry
Convex Diamond Grind Cup Wheel & Cup Diamond Wheel

Convex Diamond Grind Cup Wheel & Cup Diamond Wheel

10 Pieces (MOQ)
More
Main Products: Circular Saw Blade, Saw Blade, Circular Saw, Power Tools, Saw, Cutting Blade, Diamond Tools, Multi-Ripping Saw Blades, Cutting Aluminum Saw Blade, Cutting MDF Saw
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Hangzhou Xinsheng Precision Machinery Co., Ltd.

Manufacturer/Factory,Trading Company

Zhejiang, China Since 2018
Chat Now Send Inquiry
4.5 Inches 115 mm Power Convex Double-Layer Diamond Abrasive Cup Grinding Wheel for Concrete Stone Granite-for Sanders

4.5 Inches 115 mm Power Convex Double-Layer Diamond Abrasive Cup Grinding Wheel for Concrete Stone Granite-for Sanders

US $ 1.54-1.65 / pieces FOB
200 pieces (MOQ)
More
Manufacturing Process : Brazing
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Xi'an Romansty Tools Co., Ltd

Manufacturer/Factory

Shaanxi, China Since 2024
Chat Now Send Inquiry
4 Inch 100 105mm Vacuum Brazed Convex Diamond Grinding Cup Wheel Disc for Granite Marble Iron Steel Masonry Fits 7/8 Inch Arbor

4 Inch 100 105mm Vacuum Brazed Convex Diamond Grinding Cup Wheel Disc for Granite Marble Iron Steel Masonry Fits 7/8 Inch Arbor

US $ 5.37 / Piece FOB
50 Pieces (MOQ)
More
Main Products: Diamond Tool, Diamond Saw Blade, Polishing Pad, Wall Saw Blade, Diamond Cutting Tool, Diamond Segment, Sintered Saw Blade, Concrete Grinding Wheel, Electroplated Saw Blade
Contact Supplier
Audited Supplier Audited Supplier Since 2012
Johnson Tools Manufactory Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangsu, China Since 2012
Chat Now Send Inquiry
4inch Diamond Arc Bowl Type Convex Polishing Pad Stone Marble Granite Grinding Wheel

4inch Diamond Arc Bowl Type Convex Polishing Pad Stone Marble Granite Grinding Wheel

US $ 4.88-6.88 / Piece FOB
10 Pieces (MOQ)
More
Bonding Agent : Resin
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Xiamen ZL Diamond Technology Co., Ltd.

Manufacturer/Factory,Trading Company,Group Corporation

Fujian, China Since 2021
Chat Now Send Inquiry
5 Inch Convex Vacuum Brazed Cup Wheel for Stone 30/40#

5 Inch Convex Vacuum Brazed Cup Wheel for Stone 30/40#

US $ 18-22 / Piece FOB
20 Pieces (MOQ)
More
Main Products: Diamond Tool, Diamond Squaring Wheel, Diamond Blade, Resin Fickert Abrasive, Polishing Pads, Resin Flexible Fickert, Abrasive Lappto, Polishing Brush, Lapato Abrasive, Lappato Abrasive
Contact Supplier
Audited Supplier Audited Supplier Since 2011
QUANZHOU HISEN DIAMOND TOOL CO., LTD.

Manufacturer/Factory,Trading Company

Fujian, China Since 2011
Chat Now Send Inquiry
10A Idler Sprocket Convex Idler Sprocket Tension Wheel 5 Points 12t 13t 14t 15t 17t 18t 19t with Bearing Circlip

10A Idler Sprocket Convex Idler Sprocket Tension Wheel 5 Points 12t 13t 14t 15t 17t 18t 19t with Bearing Circlip

US $ 2.3-2.48 / Piece FOB
50 Pieces (MOQ)
More
Usage : Transmission Chain, Drag Chain, Conveyor Chain, Dedicated Special Chain
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Lishui City Weicheng Bearing Limited Company

Manufacturer/Factory,Trading Company

Zhejiang, China Since 2024
Chat Now Send Inquiry
Grinding Wheel Diamond Grinding Wheel Grinding Segment Diamond Saw Blade Grinding Disc Door Handle
4 Inch 100 105mm Vacuum Brazed Convex Diamond Grinding Cup Wheel

4 Inch 100 105mm Vacuum Brazed Convex Diamond Grinding Cup Wheel

US $ 1.7-1.9 / Piece FOB
10 Pieces (MOQ)
More
Main Products: Diamod Tools, Diamond Polishing Pads, Diamond Core Drill Bits, Diamond Saw Blade, Hardware Tools, Edge Profling Wheel, Power Tools
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Huaian Pango Machinery Co., Ltd.

Manufacturer/Factory

Jiangsu, China Since 2024
Chat Now Send Inquiry
PU Groove Sliding Pulley Roller Custom Polyurethane Coated Convex Roller Wheel

PU Groove Sliding Pulley Roller Custom Polyurethane Coated Convex Roller Wheel

US $ 15-26 / Piece FOB
1 Piece (MOQ)
More
Structure : Ordinary Roller
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Hebei Dizhuo Rubber and Plastic Products Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2024
Chat Now Send Inquiry
PA6 Material Pulley U-Type Size 6*30*9.7*24mm Convex Sliding Door Roller Wheels

PA6 Material Pulley U-Type Size 6*30*9.7*24mm Convex Sliding Door Roller Wheels

US $ 0.07-0.14 / Piece FOB
1,000 Pieces (MOQ)
More
Main Products: Plastic Bearing Pulley, Nylon Plastic Cage, Plastic Products, Nylon Product Customization, Broken Brige Bearing Pulley
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Guanxian Haibite Plastic Products Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2022
Chat Now Send Inquiry
4 Inch Convex Vacuum Brazed Cup Wheel for Stone

4 Inch Convex Vacuum Brazed Cup Wheel for Stone

US $ 14-18 / Piece FOB
20 Pieces (MOQ)
More
Manufacturing Process : Brazing
Contact Supplier
Audited Supplier Audited Supplier Since 2011
QUANZHOU HISEN DIAMOND TOOL CO., LTD.

Manufacturer/Factory,Trading Company

Fujian, China Since 2011
Chat Now Send Inquiry
Custom 180X6X22.2mm 7 Inch Grinding Wheel for Grinding Concave Convex Surfaces

Custom 180X6X22.2mm 7 Inch Grinding Wheel for Grinding Concave Convex Surfaces

US $ 0.1-0.13 / Piece FOB
3,000 Pieces (MOQ)
More
Main Products: Cutting Wheel, Cutting Disc, Grinding Wheel, Grinding Disc, Cut off Wheel, Cutting Disk, Abrasive Tool, Chop Saw Blade, Ultra Thin Cutting Disc for Stainless Steel, Abrasive Wheel
Contact Supplier
Audited Supplier Audited Supplier Since 2007
Tianqi Abrasives Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2007
Chat Now Send Inquiry
U-Type 8*34*9*27.5mm Convex Sliding Door Roller Plastic Pulley Wheels

U-Type 8*34*9*27.5mm Convex Sliding Door Roller Plastic Pulley Wheels

US $ 0.07-0.14 / Piece FOB
1,000 Pieces (MOQ)
More
Certification : CE, ISO
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Guanxian Haibite Plastic Products Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2022
Chat Now Send Inquiry
Nisen Sr02-CF UPVC Sliding Window Nylon Flat Wheel

Nisen Sr02-CF UPVC Sliding Window Nylon Flat Wheel

US $ 0.1-0.11 / Piece FOB
1 Piece (MOQ)
More
Main Products: Woodworking Machinery, UPVC Window Machine, Aluminum Window Machine, Laser Machine, Window Door Hardware
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Shandong Nisen Trade Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2022
Chat Now Send Inquiry
Nisen UPVC Windows Roller with Groove Wheel Durable Cheap Best Price Hot Sale in 2023

Nisen UPVC Windows Roller with Groove Wheel Durable Cheap Best Price Hot Sale in 2023

US $ 0.1-0.11 / Piece FOB
500 Pieces (MOQ)
More
Usage : Door, Furniture
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Shandong Nisen Trade Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2022
Chat Now Send Inquiry
Related Videos
  • What is Manufacturers Sale Hot Press Sintered Convex Diamond Cup Grinding Wheel 6 Inch 150X10X5X20 mm
    What is Manufacturers Sale Hot Press Sintered Convex Diamond Cup Grinding Wheel 6 Inch 150X10X5X20 mm
    Negotiable
    2 Pieces (MOQ)
    Contact Supplier
  • What is Taa Diamond Tools Convex Diamond Grind Cup Wheel & Cup Diamond Grinding Wheels
    What is Taa Diamond Tools Convex Diamond Grind Cup Wheel & Cup Diamond Grinding Wheels
    Negotiable
    1 Piece (MOQ)
    Contact Supplier
  • What is Turbo High Quality Customized Power Convex Diamond Grinding Cup Grinding Wheel
    What is Turbo High Quality Customized Power Convex Diamond Grinding Cup Grinding Wheel
    Negotiable
    100 Pieces (MOQ)
    Contact Supplier
  • What is U-Type 6*30*9.7*24mm Convex Sliding Door Roller Plastic Pulley Wheels
    What is U-Type 6*30*9.7*24mm Convex Sliding Door Roller Plastic Pulley Wheels
    Negotiable
    1,000 Pieces (MOQ)
    Contact Supplier
Nisen Sr05-CF UPVC Profile Sliding Window Nylon Flat Wheel

Nisen Sr05-CF UPVC Profile Sliding Window Nylon Flat Wheel

US $ 0.1-0.11 / Piece FOB
1 Piece (MOQ)
More
Main Products: Woodworking Machinery, UPVC Window Machine, Aluminum Window Machine, Laser Machine, Window Door Hardware
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Shandong Nisen Trade Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2022
Chat Now Send Inquiry
Nisen Sr02-CF UPVC Sliding Window Nylon Flat Wheel Good Service and Quality

Nisen Sr02-CF UPVC Sliding Window Nylon Flat Wheel Good Service and Quality

US $ 0.1-0.11 / Piece FOB
500 Pieces (MOQ)
More
Certification : CE, ISO
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Shandong Nisen Trade Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2022
Chat Now Send Inquiry
100-180mm Convex Continuous Electroplated Cup Wheels for Marble and Granite Grinding

100-180mm Convex Continuous Electroplated Cup Wheels for Marble and Granite Grinding

1 Piece (MOQ)
More
Main Products: Diamond Tool, Diamond Saw Blade, Polishing Pad, Wall Saw Blade, Diamond Cutting Tool, Diamond Segment, Sintered Saw Blade, Concrete Grinding Wheel, Electroplated Saw Blade
Contact Supplier
Audited Supplier Audited Supplier Since 2012
Johnson Tools Manufactory Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangsu, China Since 2012
Chat Now Send Inquiry
Factory Prices Convex Diamond Cup Wheel for Sandstone Slab Processing

Factory Prices Convex Diamond Cup Wheel for Sandstone Slab Processing

US $ 9.4-27.6 / Piece FOB
10 Pieces (MOQ)
More
Abrasive : Normal Abrasive
Contact Supplier
Jiangxi Linxing Diamond Tools Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangxi, China
Chat Now Send Inquiry

Not exactly what you want?

Post Sourcing Request

3" Convex Grinding Cup Wheels for Terrazzo

3" Convex Grinding Cup Wheels for Terrazzo

US $ 52.9-58.9 / Piece FOB
1 Piece (MOQ)
More
Main Products: Diamond Polishing Pads, Diamond Saw Blade, Concrete Polishing Tool, Grinding Cup Wheel, Diamond Segment, Floor Polishing Pads, Stone Tool, Abrasive Brush, Grinding Tool, Polishing Pad
Contact Supplier
Audited Supplier Audited Supplier Since 2010
XIAMEN MURAT NEW MATERIALS CO., LTD.

Manufacturer/Factory,Trading Company

Fujian, China Since 2010
Chat Now Send Inquiry
3"/75mm Vacuum Brazed Diamond Convex Wheel Profile Grinding Wheel for Marble Granite Quartz Ceramics Artificial Stone Glass

3"/75mm Vacuum Brazed Diamond Convex Wheel Profile Grinding Wheel for Marble Granite Quartz Ceramics Artificial Stone Glass

US $ 2.06-6.18 / Piece FOB
30 Pieces (MOQ)
More
Shape : Cup-Shaped
Contact Supplier
SHANGHAI DIATOOL CO., LTD.

Manufacturer/Factory

Shanghai, China
Chat Now Send Inquiry
One Side Convex Bearing Grinding Wheels 500X16X305 Wa60

One Side Convex Bearing Grinding Wheels 500X16X305 Wa60

US $ 50-120 / Piece FOB
20 Pieces (MOQ)
More
Main Products: Grinding Wheels, Abrasives Grit, Abrasives Tools, Grinding Tools, V-Bond Grinding Wheels
Contact Supplier
Shandong Xinfa Abrasives & Grinding Tools Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China
Chat Now Send Inquiry
Shdiatool 20mm Vacuum Brazed Diamond Convex Grinding Wheel for Stone, Artificial Stone Ceremics Concrete

Shdiatool 20mm Vacuum Brazed Diamond Convex Grinding Wheel for Stone, Artificial Stone Ceremics Concrete

US $ 0.99-3.54 / Piece FOB
30 Pieces (MOQ)
More
Manufacturing Process : Brazing
Contact Supplier
SHANGHAI DIATOOL CO., LTD.

Manufacturer/Factory

Shanghai, China
Chat Now Send Inquiry
One Side Convex Abrasives Bearing Grinding Wheels 500mm 600mm 750mm

One Side Convex Abrasives Bearing Grinding Wheels 500mm 600mm 750mm

US $ 50-120 / Piece FOB
10 Pieces (MOQ)
More
Main Products: Grinding Wheels, Abrasives Grit, Abrasives Tools, Grinding Tools, V-Bond Grinding Wheels
Contact Supplier
Shandong Xinfa Abrasives & Grinding Tools Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China
Chat Now Send Inquiry
2-3 Inch Resin Pad Diamond Drum Wheel for Stone Polishing

2-3 Inch Resin Pad Diamond Drum Wheel for Stone Polishing

US $ 13.8-15.6 / Piece FOB
50 Pieces (MOQ)
Contact Supplier
Audited Supplier Audited Supplier Since 2012
Johnson Tools Manufactory Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangsu, China Since 2012
Chat Now Send Inquiry
Diameter 4"-5" Convex Vacuum Brazed Diamond Grinding Cup Wheel

Diameter 4"-5" Convex Vacuum Brazed Diamond Grinding Cup Wheel

US $ 7.68-9.21 / Piece FOB
10 Pieces (MOQ)
More
Main Products: Diamond Core Bit, Diamond Blade, Diamond Polishing Pad, Diamond Grinding Wheel, Diamond Hole Saw, Diamond Cutting Disc, Diamond Drill Bit, Masonry Drill Bits, Diamond Drilling Tools, Diamond Cutter
Contact Supplier
SHANGHAI DIATOOL CO., LTD.

Manufacturer/Factory

Shanghai, China
Chat Now Send Inquiry
Vitrified Bonded One Side Convex Abrasives Bearing Grinding Wheels

Vitrified Bonded One Side Convex Abrasives Bearing Grinding Wheels

US $ 50-120 / Piece FOB
10 Pieces (MOQ)
More
Working Style : Surface Grinding
Contact Supplier
Shandong Xinfa Abrasives & Grinding Tools Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China
Chat Now Send Inquiry
8X32.7X9.5mm Convex Bearing Wheel for Cupboard

8X32.7X9.5mm Convex Bearing Wheel for Cupboard

US $ 0.06-0.07 / Piece FOB
20,000 Pieces (MOQ)
More
Main Products: Deep Groove Ball Bearing, Door &Window Roller, Futniture Roller, Industry Roller
Contact Supplier
Guizhou Yuancheng Industrial Co., Ltd.

Manufacturer/Factory

Guizhou, China
Chat Now Send Inquiry
100-300d Concave and Convex Radius Forming Wheel Diamond for Ceramic

100-300d Concave and Convex Radius Forming Wheel Diamond for Ceramic

US $ 20-80 / Piece FOB
5 Pieces (MOQ)
More
Bonding Agent : Metal
Contact Supplier
HK MKTA TECHNOLOGY CO., LTD.

Manufacturer/Factory

Guangdong, China
Chat Now Send Inquiry
High Air Pressure Convex Diamond Grinding Cup Wheel for Granite Marble Quartz Dressing

High Air Pressure Convex Diamond Grinding Cup Wheel for Granite Marble Quartz Dressing

US $ 7.9-29.1 / Piece FOB
10 Pieces (MOQ)
More
Main Products: Diamond Segment, Diamond Wire Saw, Diamond Saw Blade, Diamond Cutting Disc, Diamond Fickert, Diamond Grinding Disc, Diamond Cup Wheel, Diamond Profiling Wheel, Diamond Core Drill Bit, Stone Processing Machine
Contact Supplier
Jiangxi Linxing Diamond Tools Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangxi, China
Chat Now Send Inquiry
Crankshaft Convex Corundum Grinding Wheel

Crankshaft Convex Corundum Grinding Wheel

US $ 1-10 / Piece FOB
10,000 Pieces (MOQ)
More
Cylindricity : <0.02
Contact Supplier
Linyi Goomai Abrasives Factory

Manufacturer/Factory,Trading Company

Shandong, China
Chat Now Send Inquiry
Grinding Wheel Cup Wheel Transmission Pulley Pulley Wheel Convex Mould Wheel Cup Grinding Wheel
View More

Related Searches

V Wheel T Wheel Cutting Wheel Wheel Set Plastic Wheel Custom Wheel Wheel Tools Metal Wheel Brake Wheel Stainless Steel Wheel

Browse by Categories

Home > Tools & Hardware > Abrasive & Grinding > Grinding Wheel
1/327
TOP

Search Filter

Categories

More Less
  • Grinding Wheel
  • Diamond Grinding Wheel
  • Grinding Segment
  • Diamond Saw Blade
  • Grinding Disc
  • Door Handle
  • Door & Window Roller
  • Wheel & Caster Accessories
  • Power Tool Accessories
  • Chain

Abrasive

More Less
  • Normal Abrasive
  • Natural Abrasives
  • Superabrasive

Material

More Less
  • Alumina
  • Silicon Carbide

Technics

More Less
  • Electroplating
  • Sinter

Types

More Less
  • Surface Grinding Wheel
  • Bending Wheel
  • Cutting Wheel
  • Hand-held Flat Wheel

Working Style

More Less
  • Surface Grinding
  • Tool Grinding

Company Type

More Less
  • Manufacturer/Factory
  • Trading Company
  • Group Corporation
  • Individuals/SOHO
  • Other

Company Location

More Less
  • Shandong
  • Zhejiang
  • Shanghai
  • Henan
  • Guangdong
  • Jiangsu
  • Hebei
  • Fujian
  • Jiangxi
  • Liaoning
  • Tianjin
  • Anhui
  • Hunan
  • Sichuan
  • Hubei
  • Beijing
  • Chongqing
  • Shanxi
  • Guizhou
  • Guangxi
  • Shaanxi
  • Xinjiang
Reset Done