Walter 01D540 SST+ Jobber 135° Point Cobalt Drill Bit, 4.00 mm

Walter 01D540 SST+ Jobber 135° Point Cobalt Drill Bit, 4.00 mm

Walter SST+ drill bits are now made with cobalt blend to drill even moreholes faster in any type of material.

Product Features

• Made with premium grade cobalt HSS to drill harder materials
• Cobalt drills can drill approximately 30% faster than HSS drills
• Self centering 135° split-point for reduced thrust requirements and minimized walking
• Special bronze SST surface treatment for extreme lubricity and life
• High flow flute design for rapid chip evacuation
• Round shank
• Back tapered body

Applications

• Drilling holes in high strength materials
• Heavy-duty drilling
• Drilling with fixed spindle machines like CNC mills and drill presses