Milwaukee Thunderbolt 15-Piece Black Oxide Drill Bit Set, 1/16 In. thru 3/8 In.These jobber length drill bits are designed for extreme durability and long life. The Thunderbolt web features a thicker core than a standard drill bit, which provides ultimate strength and protects against side load breakage. A specially designed parabollic flute form clears chips and debris fast to keep the bit cool. A precision start, 135 split point tip starts on contact to keep the bit from walking for fast accurate holes. Excellent for drilling

Sticks To Most Anything

asphalt emulsion

Compatible with common fertilizers

wide mouth for easy filling and cleaning

135 deg (degree) split point tip starts on contact to prevent walking

Approved Type V residential fireblock penetration sealant

keeping the carbide tip cooler for ultimate strength and durability

Shut-off valve has a chemical resistant O-ring

fully cured concrete

makita af501 & af503

Proven to stick on wet and cold surfaces and offers long term durability against the harmful effects of sun exposure

Bright white with excellent hide