Countersink Drill Bit, Black Oxide, 5/8-In. Plastic Sheeting & Tape increased air porosity & lower

increased air porosity & lower water retention

New and improved locking nut eliminates nut-retaining clip (of former AL 8461)

Easy-fill top makes refilling a snap

Easy change nose piece to switch between different rivet diameters

For interior and exterior applications

Countersink Drill Bit, Black Oxide, 5/8-In. Plastic Sheeting & Tape increased air porosity & lower5 8", high speed steel, countersink drill bit, tip is milled & precision ground to 82 degrees for countersinking into most machinable materials, engineered with premium high speed steel with black oxide coating for corrosion resistance, features 5 flutes for reduced vibration, 1 4" round shank.