Aircraft Length Drill Bit, 1/2", High Speed Steel, 4-1/2" Flute, 135° Point Marking Paints Maximize productivity on the jobsite

Maximize productivity on the jobsite and in the shop

allowing the removal of the most corroded and stubborn applications

heavy backing can be torn by hand

Durable bond delivers consistent cut rate while retaining good wheel life on 400 stainless steel

Reverse rotation function allows operator to quickly clear trimmer head of entangled grass and weeds

Aircraft Length Drill Bit, 1/2", High Speed Steel, 4-1/2" Flute, 135° Point Marking Paints Maximize productivity on the jobsiteBlack oxide coating provides lubricity and resists corrosion of the bit Extended length for hard to reach areas, with reduced shank diameter for use in 3 8" chucks 3 Flat Secure Grip shank holds the bit firmly in the drill chuck Specifications Material High Speed Steel Drill Size 1 2" Decimal Drill Size 0. 5" Overall Length 12" Flute Length 4 1 2" Point Angle 135 Coating Black Oxide Country Of Origin China