Dormer A100 HSS Jobber Drill Bit 2.40 mm

Dormer A100 Metric HSS jobber drills are versatile tools for general-purpose engineering applications. They offer good self-centering capabilities on a wide range of materials and can be used by hand or with machines. Key specifications include a 2.40 mm tip, 57 mm overall length, and High-Speed Steel construction with an 118° tip, designed for drilling steel and cast iron. The drills feature a cylindrical shank, a ground cutting profile with cross grinding from 3.0 mm, and are supplied in boxes of 10. They are specified to DIN 338 RN, ISO 235, and BS 328, with an oil-hardening coating and a maximum drilling depth of 4xD.

Specifications

• Tip diameter: 2.40 mm
• Overall length: 57 mm
• Material: High-Speed Steel (HSS) with 118° point
• Shank: Cylindrical
• Cutting profile: Ground cross grinding from 3.0 mm
• Maximum drilling depth: 4xD

Usage and compatibility

Compatible with standard drill chucks and drill presses. For use on machines or handheld applications, insert the drill into a compatible spindle and tighten securely before use. Use appropriate cutting fluid to prolong tool life and apply steady pressure during drilling to maintain accuracy. These drills are suitable for drilling steel and cast iron.

Ensure the drill is securely tightened before use; use appropriate cutting fluid to prolong tool life.