Series 2020 HSS-Co Straight Shank Heavy Duty Stub Drills
Metric
Heavy duty drill made of cobalt material with excellent heat resistance. For drilling steels up to 1,400N/mm2, stainless steel, heat resistant steels and bronze. Ideally suited for volume production on automatics. TiN coating provides longer tool life or increased cutting speeds. Point angle: 135°, helix angle: normal, web thickness: strengthened,
tolerance of diameter: h8, tolerance of shank: f11. Manufactured to BS 328, DIN 1897RN. Point to DIN 1412C.
• Drill Diameter Tolerance h8
• Point Angle 135°
• Point Type Split Point
• Web Thickness Form C
• Drill Diameter 8.00mm