Mayhew 10503 250 Half Round Nose Chisel, 5/16" Tip x 6-1/4"L, Alloy Steel, Black Oxide, 12/Box
Item #BC405160
Mayhew Half Round Nose Chisel, 5/16" Tip Size, Tip Type: Beveled, 1/2" Hex, 6-1/4" Length, Material: Alloy Steel, Finish: Black Oxide, 250 Pitch, Applications: For Cutting or Grooving Keyholes or Slots