Irwin 1877720 Countersink Drill Bit, Black Oxide

Highlights:

• Finish: Black Oxide
• Material: HSS
• Number Of Pieces: 3
• Package Type: Clamshell
• Specifications: 1/4 inch Shank
• Usage: For Machinable Metals. Plastic and Wood
• 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 inch round shank fits all handheld and stationary drills
• Precision ground 82 deg tip for countersinking most machinable metals. wood or plastic
• Includes: 1/2 5/8 and 3/4 inch Countersink and Clam