Irwin Round Most Machineable Metals Countersink Riveters & Fasteners includes a heavy gauge steel

includes a heavy gauge steel s hook

plaster frame with locking screw for hanger bars

LANDSCAPES: For use in preparing areas for planting of ornamentals

Uses Yale Y-13 Keyway

fits into the internal locknut slots of all major manufacturers plastic & brass drains

Irwin Round Most Machineable Metals Countersink Riveters & Fasteners includes a heavy gauge steelHigh speed steel with black oxide coating for corrosion resistance. 5 flute design reduces vibration for smoother drilling. Precision ground 82 deg (degree) tip for countersinking into most machinable metals. 1 4' round shank compatible with all hand held and stationary drills.