AW Step Drill Bit HSS-TIN 3pcs

Availability:
Available

Delivery:
21-05-2025
made of high speed steel HSS
grinded
drill bits are covered with titanium coating which extends their life six times compared to normal HSS drills
gradation every 2 mm
laser cut numbering allows controlling the size hole during drilling
cylindrical shank, especially useful for all drill chucks with toothed and quick-locking racks
TECHNICAL DATA
3-part set of HSS-TiN (titanium) step drill bits
grading diameter 4-12mm (9 degrees), 4-20mm (9 degrees), 6-30mm (13 degrees)
3 surface shank diameter 6, 8, 10mm
total length 66.5; 70.5; 93.5mm
step height 4mm