ACENIX HSS 4241 Step Drill Bit 4-22mm, Titanium Coated Hex Shank Cone Drill Bit for Sheet Metal, Plastic, and Wood Includes Free Cleaning Cloth

• Premium HSS 4241 Construction: Crafted from high-speed steel for superior strength, precision, and durability. Ideal for smooth and accurate drilling on various materials including sheet metal, plastic, aluminum, and wood.
• Titanium Coated for Longer Life: The titanium coating minimizes friction, enhances wear resistance, and ensures clean, burr-free holes even during continuous drilling operations.
• Multi-Size Step Design (4-22mm): Features multiple step sizes from 4mm to 22mm, allowing you to drill different hole diameters using just one bit—saving time and effort on every project.
• Secure Hex Shank Design: The 1/4" hex shank fits most standard drill chucks, providing stable grip and preventing slipping during high-speed drilling.
• Wide Range of Applications: Suitable for DIY projects, home improvement, and professional tasks. Perfect for use on thin metals, wood, plastic, PVC, and more.

Features: The ladder of its unique structure, a bit can open a variety of specifications of aperture. Do not need to use center punch, compared with the ordinary twist drill is not easy to be broken. Deburring, chamfering, elliptic hole enlargement, twist drill, the function of them was unable, but it is possible. The use of tools: drill, bench drill.Work while water cooling, can effectively extend the service life of drill bit, recommend drilling rate of 250-250 RPM. Specification: Size: 4-22 mm（6,8,10,12,14,16,18,20 22）mm Shank: 6mm(dia), 25mm(L) Total: 75mm(L) Allow 1-3mm measurement error. Material: High speed steel 4241 Package includes; 1 x Hex Titanium Step Drill Bits 1 Pcs ACENIX Cleaning Cloth. Warranty; 12-month Warranty. Any Question you have, please do not hesitate to contact us. We will get back to you within 24 hours.