They offer increased tool life with retention of the cutting edge.
High speed steel tool bits.
High speed steel hss or hs is a subset of tool steels commonly used as cutting tool material.
M42 high speed steel is a cobalt molybdenum grade with a high hardness and superior hot hardness offering excellent cutting performance and excellent wear resistance.
They fit any tool post that accepts 15 16 x 7 16 shank 6 3 4 double end boring bar with holder and 1 4 m2 high speed tool bit 4 double wheel pivot head knurling tool with high speed knurls 4 1 2 straight shank cut off tool holder with 3 32 x 12 high speed.
M2 high speed steel tool bit.
It is often used in power saw blades and drill bits it is superior to the older high carbon steel tools used extensively through the 1940s in that it can withstand higher temperatures without losing its temper hardness this property allows hss to cut faster than high carbon steel hence the name.
Make offer lot 6 rex crucible high speed steel tool bits 5 8 x 4 5 usa blank 5 pieces lathe tool bit steel fly cutter milling hss 1 2 x 1 2 x 4 inch square 39 77.
Tool bits our premium quality m2 m42 pm t15 and pm m48 high speed tool bits are manufactured using the finest domestic and european high speed steel available.