1/4" Carbide Drill (.2500") - Sandvik

Sandvik Coromant CoroDrill® 860 Solid Carbide Drill
860.1-0635-019A1-NM H10F Drill 

• Cutting Diameter (DC): 6.35 mm (0.250" / 1/4 inch).
• Drilling Depth: 3xD (approx. 19.9 mm usable cutting length).
• Shank Type: 8 mm metric cylindrical straight shank built to DIN 6535-HA tolerances (h6).
• Point Geometry: Features a robust 130° point angle with standard 2-flute face effective cutting edge channels.
• Through-Coolant: Engineered with internal, concentric axial coolant holes capable of handling up to 20 bar (290 PSI) pressure for flawless chip evacuation

• H10F Substrate Grade: This is an uncoated, ultra-fine micrograin carbide substrate. It is engineered to maintain micro-edge sharpness, deliver immense wear resistance, and prevent chip welding. [1]
• NM Application Profile: Formulated specifically for ISO N materials. It provides maximum metal removal rates in Aluminium alloys, Magnesium, Copper, Brass, Bronze, and high-abrasive plastics/composites

Sandvik
09/26