HSS Twist Drill Bit
You May Also Be Interested In:
hss drill bit
hss twist drill bit
twist drill bit
The whole tool adopts high-quality high-speed steel, which has got balanced hardening treatment and appropriate angle design.
1180 or 1350 split point angle, quickly lead in screw groove reduce resistance and improve corking efficiency.
Finish available for: Black Oxide, Tin, Cobalt(coffee) , Bright, RainBow.
Application: Steel, iron, cast steel, non-ferrous metal, plastics, suitable for drilling in tensile steel up to 1100N/square mm strength.