https://www.mccoys.com/shop/p/8787038-052303-32/irwin-1877720-countersink-drill-bit-hss-black-oxide
1877720 Countersink Drill Bit, HSS, Black Oxide
Sku: 8787038-052303-32
$33.54
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Drill Bit Sets :Irwin 1877720 3 Piece
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.
- Made from industrial-grade high-speed steel for increased durability
- Black oxide finish for added corrosion resistance
- Five flute design reduces vibration for smoother drilling and extended life
- 1/4 in round shank fits all handheld and stationary drills
- Precision ground 82 deg tip for countersinking most machinable metals, wood or plastic
Material
HSS
Finish
Black Oxide
Includes
1/2, 5/8 and 3/4 in Countersink and Clam
Specifications
1/4 in Shank