5/32" (0.1563), Cobalt, 135 degree split point, jobbers length. Overall length 3-1/8". Pack of 12 each.

1/16" (0.0625), Cobalt, 135 degree split point, jobbers length. Overall length 1-7/8". Pack of 12 each.

#16 (0.1770") Diameter. Working length: 1" Overall length: 1-1/2". 1/4-28 thread. Made of extra durable Cobalt Steel.

Drill bit features a radial concave flute with a Speedpoint™ tip. Sizes are laser marked on the drill bit. Bit has increments in measurements for 1/2" and 3/4" KO.

1/8" (0.1250) diameter, 1-5/8" Flute Length. Zero-degree rake, a 90-degree point, and parabolic cutting flutes to drill through Plexiglas, and acrylic plastics without binding or "breaking out."

1/2" (0.5000), 135 degree split point. High speed steel. 12" Aircraft Extension series

13/32" (0.4063), 135 degree split point. High speed steel. 12" Aircraft Extension series

This #3 unibit drill bit features M35 grade cobalt HSS which provides high heat and abrasion resistance. It has the longest cutting edge life.

U (0.3680), Cobalt, 135 degree split point. Overall length 5"

3/8" (0.3750), Cobalt, 135 degree split point, jobbers length. Overall length 5". Pack of 6 each.

#4 (0.2090), Cobalt, 135 degree split point, jobbers length. Overall length 3-3/4". Pack of 12 each.

#8 (0.1990), Cobalt, 135 degree split point, jobbers length. Overall length 3-5/8". Pack of 12 each.