PROMAT Counterbore DIN 373 M4 for core hole HSS no. of cutters 3

HSS
– DIN 373
– With straight shank and fixed guide pin
– Countersink angle 180°
– For making countersinks for cylinder head screws, hexagon screws, and nuts
– Ideal for burr and chatter-free sinks in steel and cast iron as well as non-ferrous and light metals
– Best results at low cutting speed Further technical information:
– Quality grade: For core hole
– No. of cutters: 3
– Feed in steel up to 500 N: 0,16mm/rev