Set de burghie pentru metal DeWALT - DT4937-QZ, 7.5 x 109 mm, 10 buc.

The metal drill bit set DT4937-QZ from DeWALT is a professional solution for drilling hard and durable metals. These drill bits are made of high-quality HSS-E high-speed steel with 5% cobalt content, providing exceptional resistance to high temperatures and wear during intensive use. Thanks to their special design with a reinforced central core and precise pilot point, the drill bits ensure a quick start without slipping and clean holes without burrs. They are especially suitable for working with stainless steel, titanium, bronze, cast iron, and high-alloy steels with tensile strength up to 1100 N/mm². Set contents: 10 pieces of DeWALT DT4937-QZ metal drill bits. Features: Brand: DeWALT; Model: DT4937-QZ; Number in set: 10 pcs.; Diameter: 7.5 mm; Total length: 109 mm; Working length (cutting length): 66 mm; Material: HSS-E high-speed steel with 5% cobalt content; Shank: three-sided cylindrical shank preventing slipping in the chuck; Cutting tip angle: 135° with precision centering technology; Maximum tensile strength of processed metals: up to 1100 N/mm²; Service life: up to 4 times longer life compared to standard HSS-R drill bits; Break resistance: up to 2 times higher compared to standard HSS-R drill bits; Drilling speed: up to 50% faster drilling.