Features: Application: suitable for carving, engraving, chamfering, hollowing, slotting. It can be used for rotary file, electric grinding polishing head, engraving cutter Engraving cutter, Cutting head is not easy to jam. High hardness, super coarse teeth, fit for processing wood, aluminum, plastic, etc. Easy to use, safe and reliable, can reduce labor intensity, improve the working environment. Specification: Material: tungsten white Size: Middle, Small(Optional) Shank diameter: 3 (mm) Specification: 3*3/ 3*5 (Shank diameter * head diameter) Change blade way: push rod type Number of pieces per set: 5 Product type: clear bottom cutter *1+ ball cutter*1+ fixed bead cutter *1+ five-star cutter *1+ sharp edge cutter *1 Clear bottom cutter : grinding plane, clear bottom, inner wall Ball cutter : drill hole, dig hole, fix radian Fixed bead cutter : carving eye ball, grape, etc Five-star cutter : draw lines, walk lines, draw feather hair, etc Sharp edge cutter : shaping Weight: 469 g / 16.5 oz(approx.) Package list: 5 x Woodworking Engraving Cutter 1、Application: suitable for carving, engraving, chamfering, hollowing, slotting. 2、It can be used for rotary file, electric grinding polishing head, engraving cutter 3、Engraving cutter, Cutting head is not easy to jam. 4、High hardness, super coarse teeth, fit for processing wood, aluminum, plastic, etc. 5、Easy to use, safe and reliable, can reduce labor intensity, improve the working environment.