Century Drill & Tool 74105 Cobalt Left Hand Drill Bit, 5 Piece Set

• Cuts Through Tough Metals and Fasteners with Ease: Crafted from durable M35 cobalt steel, these Century left-hand drill bits are engineered to cut through hardened metals, bolts, and studs—offering excellent wear resistance and long-lasting performance in tough applications.
• Self-Centering 135° Quick-Cut Points for Accurate Starts: Designed with Century’s 135° quick-cut points, these bits start precisely without the need for a center punch—reducing walking and allowing for faster, cleaner drilling with less pressure.
• Mechanics Length for Strength and Stability: The shorter, mechanics length style offers greater strength and control during precision drilling—ideal for extracting broken fasteners or working in tight spaces where accuracy is critical.
• Heavy-Duty Web Construction for Breakage Resistance: Reinforced with a thick web design, these bits provide added durability and reduce the risk of breakage when drilling into hardened materials or using in demanding shop or jobsite environments.
• Essential 5-Piece Set for Left-Hand Drilling: Includes 1/8", 3/16", 1/4", 5/16", and 3/8" left-hand drill bits—perfect for reverse drilling, broken screw removal, and other specialized tasks where standard bits won’t do the job.

Left Hand Stub Drill Bit for removal of right hand threaded broken bolts or studs without tightening. Use with screw extractors for those hard to remove bolts or studs. Industrial, polished finished with 135 degree split point. Made from premium cobalt steel. Stubby mechanics length drill bit for additional strength. 5 Piece Set includes 1/8", 3/16", 1/4", 5/16", and 3/8" left hand drill bits.