Precision machined and induction hardened knives strengthen cutters and provide consistent performance when cutting aluminum
Cutter wheel and center pin that will remain sharp indefinitely
Prolong the life of your tools with natural and synthetic oil benchstones
1/4 in six-point deep sockets of size SAE 11/32 in
chalking while beautifying and sealing all pores & voids
Irwin 12413 Drill Bit, 3/4 in Dia, 1-13/16 in OAL, Countersink, 5-Flute, 1/4 in Dia Shank, Round Shank paint--07-13-26 Precision machined and induction hardenedHSS milled and precision ground to 82 deg for countersinking into most machinable materials such as iron, steel, soft metals, plastic or wood. Precision grind process removes the burr from cutting edge for cleaner cuts Made of high grade heat treated forged steel, plated and black oxide finished to prevent rust Black oxide finish resists corrosion Five flute design reduces vibration for smoother drilling and extended life 1 4 in round shank fits all