High-speed steel milled and precision ground to 82 deg for countersinking into most machinable materials such as iron, steel, soft metals, plastic or wood.

High-speed steel milled and precision ground to 82 deg for countersinking into most machinable materials such as iron, steel, soft metals, plastic or wood.

Precision ground 82 deg tip for countersinking most machinable metals, wood or plastic. High-speed steel with black oxide coating for corrosion resistance. 5-flute design reduces chatter for smoother drilling and extended life. Set includes one 1/2 in, one 5/8 in and one 3/4 in countersink.

Countersink #6 (9/64"), countersink #8 (11/64"), countersink #10 (3/16"), and hex wrench
Makita has a deep line-up of drilling, driving and fastening tools and accessories. The Makita 3-Piece Countersink with Drill Bit Set with Hex Wrench (A-99661) is engineered for drilling pilot hole, countersinks and counterbores in one easy operation. The drill bit can be adjusted the desired drilling depth, and the 1/4"' hex shank fits in impact drivers and driver-drills. The 3-Piece set includes #6, #8 and #10 countersinks plus a hex wrench.