Brownells High-Speed Steel Cutting Kits For Lathes – 3/8" Turning Kit

Tooling kits include hardened steel toolholders and high speed steel inserts for turning, threading, profiling, and cut-off work. Inserts are T-15 High Speed Steel (HSS) hardened to Rc 65-67, then finish ground on all sides. They deliver excellent slow speed performance, precision interrupted cuts, and a smooth finish on stainless steel, Inconel, Monel, exotic metals, and plastics. Square shank toolholders and boring bars are CNC machined from 4140/4142 steel bar stock, hardened to Rc 48-50, and then black oxide coated to resist corrosion. Includes two 1/4" square shank bars, one right hand (RH) bar and one left hand (LH) bar, a 3/8" shank boring bar, plus two CEMW-2-1.5-1 bor Mfg: Brownells SPECS: One right hand bar, one double-ended left hand bar, .375" shank, 3.5" long, double ended for 50deg side cutting edge angle, boring bar, .375" shank, 5" long, .188" wide, full length flat, .365" minimum bore. Boring Bar Inserts – two T-15 HSS CEMW-2-1.5-1 inser