40Pcs Diamond Grinding Heads for Rotary Tool, 3mm Shank Burr Bits for Stone Jade Glass Carving

Practical Multi-Material Surface Processing & Inventory Arrangement Helper: Essential rotary tool processing accessory for craft makers, hardware processors and power tool goods merchants. Achieves fine shaping and smoothing of various workpieces via special abrasive head design; neatly sorted compact bulk packaging keeps spare grinding bits organized for daily craft processing work and seasonal power tool accessory restocking projectsSIZE:60# particle handle diameter:3mm (1/8-inch) suitable: for most rotating tools . Adapt to mainstream rotary tools. Intimate design; brings a comfortable user experience.Supports various operations such as metal grinding, rust removal, paint removal, drilling, fine grinding, and craft engraving.processing of various materials such as jade, stone, ceramic, gold and silver, steel, PVC plastics, etc.Material: DiamondShank diameter: 3mmShape: as shown in the pictureQuantity: 4pcs each shapeTotal 40pcs setType2 : 3x6mm Milling Cutter Drill BitPackage Included:40/60pcs x Diamond Grinding Head( 4/6pcs each shape)Note:1.Please allow 1-2mm errors due to manual measurement.2.Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.

• Abrasive Working Head & Standard Shank Integrated Construction: Uniform shaped abrasive grinding head connected with matching cylindrical shank, installed on rotary power tools to complete trimming, shaping and surface finishing work on metal, wood and craft raw materials
• Evenly Textured Working Surface & Slim Compact Structure Design: Fine uniform abrasive texture creates gentle contact with workpiece surfaces, small single grinding bit unit leaves no obvious indentations on storage trays and packaging boxes after long-term placement
• Multi-Spec Options & Wide Material Compatibility: Varied head shapes, grit density and shank diameter sizes fit thin metal sheets, solid wood crafts and hard stone ornaments, suitable for handmade craft processing, hardware trimming and power tool accessory retail matching
• Manual Chuck Mounting & Dense Stackable Spare Storage Layout: Insert the standard shank into tool chuck and tighten by hand without extra auxiliary fittings; unused grinding bits can be neatly sorted and stacked to reduce storage space inside tool storage boxes and wholesale shipping cartons
• Stable Composite Abrasive Raw Material & Reinforced Shank Joint Structure: Base material maintains consistent surface texture under indoor ambient light without uneven discoloration, tightly combined shank and grinding head stays intact after countless high-speed rotation cycles