1mm 4 Flute Ball Nose Single End Carbide End Mill, Bright Finish, Regular Length, 4mm Flute Length, 39mm OAL 4MM LOC,3MM SHANK,39MM OAL 30? helix, right hand spiral, right hand cut, 4 flute ball nose center cutting single end general purpose carbide end mill with plain cylindrical shank. C-2 grade sub-micron grain carbide with 10% cobalt content. Four flute design offers increased core diameter which minimizes tool deflection & improves accuracy. For profiling, slotting, production milling & finishing applications in a wide range of ferrous metals, including stainless steels & high temp alloys. Made in the USA. GWS/Monster Tool Part #223-001400
2 Bolt Flange Bearing, Back Side to Center Width 0.669 in, Bearing Insert Material Stainless Steel, Bearing Insert Type Radial Ball, Bore Diameter 1 in, Bore Type Cylindrical, Closure Double Sealed, Housing Material Polymer, Housing Type Rhombus, Included Bearing SUC205-16, Lubricant Material FDA/USDA-H1 Solid Grease, Maximum Speed 5,100 RPM, Maximum Temperature 250 Degrees F, Minimum Temperature -4 Degrees F, Number of Mount Holes 2, Overall Height 2 3/4 in, Overall Length 5 7/64 in