About this item 【High-Speed Steel (HSS) Core】Precision-ground HSS drill bits deliver exceptional heat resistance and durability—ideal for demanding applications across metal drill bit set for steel and brocas para madera alike. 【Titanium Nitride Coating】Each twist drill bit set features a wear-resistant titanium coating that enhances hardness, reduces friction, and extends tool life—making these titanium drill bit set bits superior for drilling hardened steel and abrasive materials. 【Optimized Side Cutting Geometry】Engineered with precision side cutting drill bit geometry for clean, burr-free holes in sheet metal, aluminum, stainless steel, and hardwood—ensuring accuracy and efficiency in every rotation. 【Universal Hex Shank Compatibility】The hex drill bit set includes industry-standard 1/4" hex shanks for instant, wobble-free attachment to cordless drivers, impact drivers, and drill chucks—maximizing torque transfer and control. 【Multi-Material Versatility】Designed as true all-purpose brocas—equally effective as drill bits for metal and brocas para madera—this set eliminates the need for separate toolkits, supporting seamless transitions between steel, iron, brass, plastic, and soft/hardwood. Overview Material: High Speed Steel (HSS) Finish Type: Titanium Nitride Shank Type: hex Brand: JJUNW Tool Flute Type: Spiral
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