Brand: Milwaukee Tool Manufacturer's Part Number: 48-89-2204 Part Type: Drill Bits Product Line: Milwaukee Thunderbolt Titanium-Coated Drill Bits Summit Racing Part Number: MWT-48-89-2204 UPC: 045242187737 Drill Bit Material: High-speed steel Drill Bit Color: Titanium nitride Quantity: Sold individually. Drill Bit Quantity: 1 Drill Bit Style: Right-hand twist Drill Bit Size: 7/64 in. Drill Bit Drive Size: 1/4 in. round Milwaukee Thunderbolt Titanium-Coated Drill Bits Milwaukee Thunderbolt titanium-coated drill bits offer extreme durability and long life. The Thunderbolt web features a thicker core than standard drill bits to provide ultimate strength and protect against side-load breakage. The titanium coating reduces heat build-up and keeps the bits sharp to extend performance. A specially designed parabolic flute form clears chips fast， while the 3-Flat Secure-Grip reduced shank holds the bit firmly in the drill chuck. The 135-degree split point tip delivers a precision start and helps prevent walking for fast， accurate holes. Effective for drilling on curved surfaces， Milwaukee Thunderbolt titanium-coated bits require less effort to drill through metal， wood， PVC， and work well with portable drills.