Maywoqi Cobalt Drill Bit Set, 13Pcs (1/16"-1/4") M35 Fully Grounded 5% Cobalt Bits for Hardened Metals, Stainless Steel, Cast Iron and Wooden Plastics, with Index Storage Case

• Various Sizes: 13pcs Including 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4".
• Cobalt Drill Bit: Twist jobber length drill bit made of cobalt alloyed high speed steel. Bronze steam surface treatment provides a combination of hardness and toughness for wear resistance rigid, thick web design strengthens the core to increase drill bit durability.
• 135° Split Point: The 135 degrees fast cutting point is automatically centered and penetrates quickly with less pressure, fully ground drill bit with sharp and durable cutting edge. Twist design for bring metal shavings up and out of the hole drill.
• Features: Round straight shank, self-centering design prevents walking, fully ground twist design ensures a drilling performance by decreasing friction, easily for drilling materials includes stainless steel, cast iron, alloy, wood and hard plastics.
• Professional After-Sales Service: If you are not satisfied with our product for any reason, we offer a 100% refund or replacement.

Cobalt Drill Bit Set