Hassle-Free Returns 5/8″ Reduced Shank Drill Bit Cobalt 3/8″ Reduced Shank D/ACO3/8X5/8
Original price was: $43.09.$22.41Current price is: $22.41.
For orders under $150.00, a shipping fee of $12.99 applies.
Specs
Quantity: 1 PC
Diameter: 5/8 in (0.625 in)
Shank: 3/8 in Reduced Shank
Material: Cobalt drill bit (cobalt alloy)
Designation: D/ACO
Features
Cobalt alloy provides enhanced wear resistance and heat tolerance for drilling hard metals beyond standard HSS capabilities.
Precision-ground tip supports consistent starts and cleaner holes in metalworking applications.
Reduced 3/8 in shank design preserves the full 5/8 in cutting diameter while maintaining a compact interface.
Longer bit life in repetitive drilling tasks common in metal fabrication and maintenance work.
Compact, single-piece packaging ready for immediate use in professional shop workflows.
Physical
Shank diameter: 3/8 in (reduced)
Cutting diameter: 5/8 in
Material: cobalt alloy
Designation: D/ACO
Quantity: 1 PC




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