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Product Specification
Finish
Straw Tempered (Bronze Finish)
Flute Length
75mm
Material
Cobalt High Speed Steel
Nominal Diameter
8.50mm
Overall Length
117mm
Reference
011178.5
Brand
Presto
Quick Order Code
BB-296997
Product Description
Heavy-duty drill made of cobalt material with special heat treatment process to provide additional strength and excellent heat resistance. The heavy duty flute constrcution allows for improved cutting durability and improved hole finish. The high helix flute allows for faster material removal. Used 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.
Key Features
  • Helix Angle: Normal
  • Point Type: 135 Degree Split Point
  • Shank Type: Straight Shank