M35 Cobalt Drill Bit Set - 10 Pieces Twist Drill Bit with Hex Shank 1.5-6.0 mm - HSS Metal Drill Bit for Stainless Steel Hardened Steel Aluminium Copper - Precision Ground, Heat and Wear

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M35 cobalt for durability: high-quality M35 cobalt alloy ensures extreme hardness, heat resistance and wear resistance. These metal drill bits specially designed for stainless steel drill bits and drills for hardened steel, stay sharp and durable even at high temperatures
Hex shank to prevent slipping: The twist drills have a sturdy hex shank that ensures a secure hold in cordless screwdrivers, drills or magnetic drills. No spinning like round shafts - more precision, more safety for all metal drill set applications
【10 Precision Sizes in Set】This HSS drill set includes the most common sizes (1.5-6.0mm). Whether fine work with metal drill 5 mm or powerful holes with metal drill 6 mm - the graduated sizes make the twist drill set universal for DIY enthusiasts and professionals
Precision ground and 135° tip: with 135 degree split point and precision-ground tip, these stainless steel drill bits drill self-centring, prevent bleeding and allow clean chip removal. Ideal as a HSS cobalt drill set for precise work without rework
Storage box and versatility: delivered in a robust box, the stainless steel drill set remains well organised and portable. Suitable for stainless steel, steel, cast iron, aluminum, copper and more. The drill set combines order, durability and maximum performance for every use

Product Description

Features The TMZELOA M35 cobalt drill bit set offers a professional solution for precise drilling in hard metals. Made from high-quality M35 cobalt steel with 5% cobalt content, the HSS drill bits are extremely heat and wear resistant. The spiral drill bits with hexagonal shank ensure a non-slip hold in standard drills, cordless screwdrivers or magnetic drills and ensure the highest precision. Thanks to the precision-ground 135° cross grinding tip, the drill bits work self-centring, avoid running and allow clean chip removal. Whether stainless steel, cast iron, hardened steel, aluminium or copper - this set meets the requirements of DIY enthusiasts and professionals alike Specifications Material: M35 cobalt HSS (5% cobalt content). Shank: hexagonal shank, non-slip and stable Tip angle: 135° cross grinding, precision ground. Sizes: 10 pieces (diameter 1.5 / 2.0 / 2.5 / 3.0 / 3.5 / 4.0 / 4.2 / 4.5 / 5.0 / 6.0 mm). Processing: one piece, precision ground, spiral groove for optimal chip removal. Package list: 10 x M35 cobalt drill bits (different sizes). 1 x robust storage box. Areas of use: Ideal for: Stainless steel processing (sheets, pipes, profiles). Cast iron and hardened steel. Aluminium, copper and non-ferrous metals. DIY projects (metal furniture, vehicle repairs) Workshops and industrial use. Note: Not suitable for concrete, masonry, tile or stone materials Optimum RPM 800-1500 RPM - Too high RPM can cause overheating and loss of hardness Before drilling, a grain punch is recommended to fix the drilling point. Only work with correctly clamped drills to avoid injury and damage