135 ° double rear apex design, self-centering, without prior drilling.
Whole ground technology, high hardness, faster drilling rate.
M35 high-speed steel material, the overall Hardening and longer life.
Whole by grinding forming, accurate size, high life, the efficacy of long.
Can be used radial drill, bench drill or hand drill chuck for drilling operations.
[Product Name]: 15pcs / Set 1.5-10MM stainless steel containing cobalt twist drill
[Material]: HSS M35 cobalt
[Specification]:
1.5MM 2MM 2.5MM 3MM 3.5MM 4MM 4.5MM 5MM 5.5MM 6MM 6.5MM 7MM 8MM 9MM 10MM
[Usage]: Stainless steel, steel, iron, aluminum and other metal pipes job openings.
[Packing Included]: 15 x M35 twist drill
As the factory production time is different, the product of the handle lettering is not the same, but the quality has not changed, will not affect your use. Please understand.