Helical Solutions 83466 | HSVR-C-S-40375-R.030 0.3750" (3/8) Diameter x 0.3750" (3/8) Shank x 0.0300" Corner Radius x 2.0000" (2) OAL x 0.5000" (1/2) LOC 4 Flute APLUS Coated Corner Radius End MillHelical Solutions 83466 HSVR C S 40375 R. 030 0. 3750" (3 8) Cutter DIA x 0. 3750" (3 8) Shank DIA x 0. 0300" Radius x 0. 5000" (1 2) Length of Cut x 2. 0000" (2) Overall Length Carbide Corner Radius End Mill for Steel, 4 Flutes, APLUS Coated (HSVR C S 40375 R. 030). From the Helical Solutions End Mills for Steels 4 Flute Corner Radius Chipbreaker Rougher Variable Pitch product family.