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Solid drill bit CoroDrill® 861
multi-purposecarbidedeep hole

solid drill bit
solid drill bit
solid drill bit
solid drill bit
solid drill bit
solid drill bit
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Characteristics

Type
solid
Drilled material
multi-purpose
Drill bit material
carbide
Other characteristics
deep hole, twist, high-speed
Diameter

Min.: 3 mm (0.12 in)

Max.: 20 mm (0.79 in)

Description

Excellent chip evacuation ACM (Advanced Chip Management) flute geometry ensures sufficient flute space along the whole length of the tool and encourages small and manageable chips. Unique surface treatment provides a very smooth surface in the flutes to decrease torque. Accurate, deep holes Accurate deep holes to depths of up to 30 × drill diameter, without pecking Greater productivity High speeds and feeds allow greater productivity to reduce cost per hole Specially designed point geometry, helps reduce thrust forces Consistent edge preparation, protects the cutting edge from premature chipping and flaking Double offset margin patented geometry offers greater stability to the drilling operation Internal coolant holes deliver coolant directly to the tip of the drill even at deep drilling depths Can be reconditioning to tools original specification, for extended tool life

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.