The Charging Handle Clearance End Mill is our 6 flute GW Armory GWA3 series end mill for milling the clearance groove for the charging handle on an AR-15 upper receiver.
Charging Handle Clearance Endmill
3 Fl, 37° HLX | Ø.420 IN. | .25 IN. LOC | .4375 IN. SHK | 3.00 IN. OAL |.630 REACH | CARBIDE END MILL
End Type: Square End
Length of Cut: 0.25
Cutting Diameter: 0.42