Sutton 1/16-1/2" Imperial HSS-Cobalt Jobber Drill Bit Set - HD-COBALT - 29 Piece D109S3

SUTTON® HD-COBALT Jobber Drill Bits are industrial quality for drilling materials that have high hardness and tensile strength such as cast iron, bronze, hardened steel & stainless steel. These drill bits feature a thick core for increased rigidity in hard materials.

Features

• 135° Split Point (>2mm & >3/32") - Enables accurate positioning and less drilling pressure
• Thick core - For increased rigidity in hard materials
• Precision Engineered Parallel Shank - For accurate hole size
• Made from HSS-Co (Cobalt) - The 5% cobalt formula improves abrasive & heat resistance, for increased strength at higher cutting temperatures
• Colour Tempered Surface Finish - Enables identification of cobalt tool material

Includes

• 29 x HD-COBALT Jobber Drill Bits (1/16" - 1/2" in 1/64" increments)
• Plastic Index Case