
Premium High-Speed Steel Triangle Shank Drill Bit Set for Precision Cutting. Multi-Material Compatibility: Suitable for drilling steel, brass, wood, plastic, bronze, and aluminum. Optimized Chip Flow Design: Spiral flutes ensure quiet running and easy removal of long, non-breaking chips. Premium Material Options: Available in HSS4241, HSS4341, M2, and M35 grades for high performance. Customizable Shank Types: Offers 3-Way Clamping, Hex Shank (1/4"), and Cylindrical Shank options. Surface Coating Variations: Choose from Bright, Titanium Coated, TiAIN Coated, or Amber color finishes. OEM and ODM Services: Qualified designer team available to create custom products from drawings or samples. Comprehensive Quality Control: Includes sample approval, 100% production inspection, and random pre-packing checks. Flexible Shipping Solutions: Express delivery for samples/small orders; ocean cargo for large quantities.