Step Drill Bit Set

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Step Drill Bit Set made from high-quality HSS steel. Includes 3Pcs drill bit, a quality tool for jobs of all sizes. Heat treated and highly polished. Drills perfectly round holes i n steel, brass, plastic, wood, etc. The high-step design allows you to stop and not drill to the next level.Titanium-Coated Drill Kit stepped that performs well on resistance to reduce mit and heat, corrosion, and rust. 3 sided shanks design in order to prevent slippage when in the chuck. So It will be able to perform for deburring, chamfering, cutting, or expanding holes. It comes with a beautiful and durable bag to keep them. HSS Drill Bit Set is two-flute design drives faster, smoother and cleaner cuts each step is clearly labeled with the depth diameter in steps. It can effectively extend the service life of the drill bit, especially in the case of continuous drilling. Ideal for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc. KEY FEATURES: Heat treated and highly polished. Made from high-quality HSS steel. It can effectively extend the service. Reduce mit and heat, corrosion, and rust. Includes 3Pcs drill bit, a quality tool for jobs The two-flute design drives faster, smoother and cleaner cuts Size of the Step Drill Bit Set: 3-12mm Length: Approx. 7.9cm/ 3.11" 4-12mm Length: Approx. 6.7cm/ 2.64" 4-20mm Length: Approx. 7.4cm/ 2.91" 4-22mm Length: Approx. 7.7cm/ 3.03" PACKAGE INCLUDES 1PC /1Set x Step Drill Bit Set Show more