29x Rotary Power Drill Dedicated Locator Drill Bits Multi Tool For Woodworking Position cover for fixing drill grinders, milling cutters, tools, grinders with tool with screw, can be directly to the card holder in rotary grinders, and positioning. Bit usage: suitable for wood plastics and other soft materials, carving, engraving, hollowing, chamfering, slotting, reaming. Material:metal,plastic Color:black,silver Grinding head diameter: 3.175 (mm) Locating cover size:60mm Installation steps: Screw down nut, install the woodworking cutter Install the cutter locator Adjust the milling cutter to the same plane as the locator, and remember to adjust the scale.Adjust depth according to demand Package Includes: 6pcs Drill bits 1pcs Drill Dedicated Locator 20pcs Sanding bands 2pcs Mandrels Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.