Descriptions

• Left-Hand jobber drills feature a left-hand helix for screw machine applications where spindles rotate counter-clockwise
• Suitable for general purpose drilling and can also be used to drill out broken bolts in conjunction with Sutton Tools screw extractors

Features

• Ideal for use with screw extractors
• Heavy duty left hand spiral flute design produces faster chip ejection
• Shorter drilling length designed for rigidity
• Shorter cutting lips reduce torque for drilling in high tensile strength materials.
• 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: N
• Material: High Speed Steel Cobalt
• Finish: Bright
• Shank Form: A
• Helix Angle: L30
• X: als
• Point Tolerance: h8
• Point Angle: 118°
• Point Form: Form A
• Cutting Edges: ul
• Standard: Sutton

Applications

• Optimal for PVC Plastic
• Optimal for Acrylic
• Optimal for Mineral Rock Wool Foams (EPS, PUR)
• Optimal for Polystyre
• Optimal for Leather
• Optimal for Rubber