HSS-Co Heavy Duty Straight Shank Jobber Drills
Metric
Heavy duty drill made of 5% cobalt material with excellent heat resistance. To drill steels with tensile strength up to 1,400 N/mm², very hard bronze, stainless steels as well as heat and acid resistant steels. Point angle: 135°. Helix angle: normal. Web thickness: strengthened. Relief angle: normal. Tolerance of diameter: h8. Tolerance of shank: f11. Supply unit. All diameters - 1 pce. Manufacturing Standard: BS 328, DIN 338B.
• Drill Diameter 4.2mm
• Flute Length 43mm
• Number of Flutes 2
• Helix Type Normal Helix