JJUNW 6 Pack Titanium Coated HSS Twist Drill Bits, 3-8mm Serrated Side Cutting Drill Bit, Hex Shank Serrated Cutting Drill Bits, Woodworking Tools for Wood Metal Plastic Hole

Product Name: Serrated Twist Drill Bits SetMaterial: Carbon SteelColor: Gold CoatingGross Weight (g): 71Product Dimensions (cm): Refer to the list imagePackage List: 6 serrated twist drill bit set sets (3-8mm, 1 of each size)Product Description:Unlock professional-grade performance with this premium Twist Drill Bit Set—engineered for precision, power, and longevity across diverse materials. Whether you're tackling tough steel jobs or fine woodworking, these HSS drill bits deliver unmatched reliability.Each bit is crafted from high-speed steel and enhanced with a titanium nitride coating—boosting hardness, reducing heat buildup, and resisting wear far beyond standard drill bits for metal. The advanced side cutting drill bit design ensures clean entry, minimal wandering, and smooth chip ejection—even in thin sheet metal or dense hardwood.With universal 1/4" hex shanks, this hex drill bit set installs instantly into any modern driver—no slipping, no slippage, just pure torque transmission. Compatible with brocas para metal and brocas para madera workflows, it’s the ultimate all-in-one solution for DIYers, contractors, and industrial users alike.

• 【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.