Bosch (TI4135) 12 pc. 1/8 In. x 2-3/4 In. Titanium-Coated Drill Bit

The Bosch line of titanium nitride coated drill bits offer speed helix design for 3x faster drilling speed versus standard drill bits. Surface hardened to penetrate tough materials, including stainless steel. Available in jobber length with 3/8 In. reduced shank.

Features: 

• Super-hard titanium coating lasts up to six times longer than high-speed steel
• Titanium-coating reduces heat for longer life
• Self-starting point starts on contact
• Drills clean, accurate holes in these thin materials (up to 1/8 In.): sheet metal, ducts, steel, copper, brass, aluminum, plastic, Plexiglass, wood, veneers, vinyl siding, plasterboard, PVC, stainless steel and cast iron
• Balanced double flute eliminates chatter and vibration