Straight Shank 90°/120° Bevel Cutter 6-60 mm Multi-Flute Countersink Drill Bit
90°/120°/multi-flute angles in one pass—eliminates secondary chamfering
Straight shank h6 tolerance: fits ER, JT, Weldon arbors without run-out ≤0.01 mm.
HSS, cobalt or carbide grades: cut steel, aluminum, wood, plastic, composites.
TiN/TiAlN coatings: +30 % wear resistance, cooler cutting, longer tool life.
6-60 mm diameters: covers M3-M36 screw clearances and weld-bevel widths.
Multi-edge design: 3-8 flutes balance feed rate and finish; Ra ≤1.6 µm.
Internal coolant option: 7 MPa through-body ports flush chips, prevent burn.
Indexable & solid types: swap inserts or entire bit in <30 s, reduce cost per edge.
Cross-hole & pilot guides: self-centering, no skidding on curved or inclined faces.
Straight Shank Countersink
Applications: Used for chamfering 90-degree corners or creating tapered holes in round holes of workpieces.
Features: Can complete the machining of tapered surfaces in one pass, suitable for batch machining of iron, copper, aluminum, and steel parts.
Specifications: Example: 8*90 degrees, where 8 represents the diameter at the largest point of the head, which is 8mm.
Shantring Diameter: 6mm shank is 5mm, 8-12mm shank is 8mm, 16-25mm shank is 10mm, 30-60mm shank is 12mm.
Note: Sizes 8, 10, and 12.5mm are pointed tips; sizes larger than 12.5mm are flat tips.
Straight shank chamfering cutter, made of high-quality superhard HSS material. Available in single-edged and triple-edged versions with 90-degree angles. Fully ground, high-speed steel, high-quality chamfering cutter, excellent value for money, recommended by the shop owner. Suitable for machining mold steel, castings, steel parts, copper, aluminum, zinc, and other materials. We also offer high and low grade chamfering cutters to suit different customer needs. Welcome to inquire for details. 《《《For more specifications, please consult customer service for a quote》》》
