Sutton Tools Heavy Duty Cobalt jobber drills 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 (drills > 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. 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

Specifications

• Designation: NH
• Material: HSS Co
• Finish: Colour Temp
• Max Cut Depth: 5 x D
• Shank Form: A
• Helix Angle: R30
• Point Tolerance: h8
• Point Angle: 135°
• Point Form: Form C

Applications

• Effective use on soft wood, hard wood, wood & nails, chipboard, plywood, MDF, green wood, sandwich construction, pallet, window frame, aluminium, copper/brass, sheet metal, PVC plastic and plasterboard.
• Optimal use on steel, hard steel, stainless steel, cast iron, and metal pipe.