The Ruko 25pc professional HSS ground twist drill set is one of the best quality drill bits on the market. Each drill bit features a chisel edge and bevels of 20-30° and a tolerance of h8. Designed for right handed cutting. This set is from 1mm up to 13mm and goes in 0.5mm increments.
Applications: steel, cast steel alloyed and unalloyed (up to 900 N/mm² Strength), grey, malleable, ductile and pressure castings, sintered iron, nickel silver, graphite, short chipping aluminium alloys, brass and bronze.
Comes complete in a metal carry case with holder for each drill bit.
25pc Twist Drills
1 - 13mm (0.5mm Increments)
Bevels of 20-30°
Right Hand Cutting
Type: N HSS Ground
High Quality Drill Bits