... cutters GT06G0001 material Hard alloy Type all kinds of milling cutter Specific with 12 outfit woodworking milling cuttersGT06G0001material Hard alloy Type all ... good performance of the blade USES high-grade hard alloy, with sharp cutting, rotate smoothly and brisk operation, etc. Product surface ... Bit S×R4mmSHANK: φ1/4″,φ1/2″,φ6mm,φ8mm,φ12mm with 12 outfit woodworking milling cutters