Sandvik Coromant 6253789 Jobber Length Drill Bit 8.80 mm Diameter, 130 Degree Solid Carbide

CoroDrill® 860is a solid carbide drill designed for a fast and problem-free drilling. It maximizes productivity through high metal cutting efficiency and machine utilization. With excellent chip evacuation in long and short chipping materials, CoroDrill 860 provides green light machining at high penetration rates. The CoroDrill 860 product offer consists of three drill geometries-optimized for steel, stainless steel, and aluminum. The drill comes in lengths 3-8xD as standard.

Features

• Optimized cutting data
• Low cost per hole
• Improved performance reliability
• Trouble-free chip evacuation
• Long tool life, controlled wear formation
• Consistent hole tolerance
• Unique cutting edge shape lowers cutting forces and improves chip control
• Flute shape optimizes chip form to improve chip flow and evacuation
• Tough carbide extends tool life
• Edge preparation controls wear and provides greater reliability
• Reinforced drill corner adds strength and process security
• Can be reconditioned up to 3 times to its original specification
• 860-PM: Long- and short-chipping steel materials, such as unalloyed steels, low carbon steels, low alloy steels, high alloy steels and steel castings
• 860-NM: Non-ferrous materials, such as aluminum alloys, magnesium and copper-based alloys, including bronze
• 860-MM: Long-chipping stainless steel materials such as austenitic, super austenitic, ferritic and duplex stainless steels