... / HSK/ ISO/ R8/ MT type carbide tool holder shank are also available in our stock.3.Tool holder insert screw suitable diameter:22mm4 ... experience in producing and dealing cnc tools for 5 years. At present, we have exported our cnc tools to all over ... mill,endmills,milling cutters,boring tools,boring head,boring bar,tool holders,drills,u drill,nuts,wrenches,screws and other machine ...