High-Speed Steel Spiral Drill Bit A0028.0 DIN 338 Type N, Nominal Diameter 8mm, Profile Ground, Model Dormer A0028.0

Description

This high-speed steel (HSS) drill bit features a TiN coating for enhanced durability and performance. Designed for standard drilling tasks in steel and cast iron, it offers precise and efficient drilling with a right-hand cut and a 118° point angle. The drill bit has a cylindrical shank and a cross-ground profile for accurate cutting. Suitable for general-purpose use, it ensures clean and accurate holes in various metal materials.

Technical Specifications

• Material: High-Speed Steel (HSS)
• Coating: Titanium Nitride (TiN)
• Diameter: 2.0 mm and above
• Type: N
• Point angle: 118°
• Cutting length: 4 times the diameter (4XD)
• Total length: 117 mm
• Shank diameter: 8 mm
• Shank type: Cylindrical
• Cutting profile: Cross-ground
• Cutting direction: Right-hand
• Maximum feed in steel (up to 800 N): 0.14 mm/revolution
• Tolerance: h8
• Number of pieces per box: 10

Compatibility and Accessories

• Compatible with standard drill chucks and drill presses
• Suitable for drilling steel, cast iron, and similar metals

Installation

• Insert the drill bit into a compatible drill chuck or drill press
• Ensure the shank is securely tightened
• Set the appropriate drilling speed based on material and diameter

Usage

• Use for normal drilling in steel and cast iron
• Apply steady pressure and maintain proper alignment
• Use appropriate cooling/lubrication if necessary to prolong tool life