Diamond Grinding Heads Set 20Pcs 3mm Shank Rotary Tool Accessories for Metal Ceramic Glass | Precision diamond burr bits for grinding, carving, and polishing hard materials. 3mm shank fits most rotary tools.(80pcs)

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 projectsSuitable: for grinding hard alloy, non-metallic materials, cutting hard and brittle carbide, non-metallic minerals.hard alloy measuring tools, tungsten steel, high speed steel, alloy steel, glass,precious stones, magnetic materials, ceramics, molds, etc.Package Include/set:20pcs Diamond Grinding WheelType : Abrasive DiscDIY Supplies : MetalworkingQTY:60/80PCSNote:1.There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color.2.Please allow slight dimension difference due to manual measurement.

• 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