RUKO HGB-DIN2181-HSS-60°-MF-4x0.35mm Center Drill

Precision center drilling starts with a 60° point angle and a 0.35 mm pilot diameter, ground from solid HSS to DIN 2181 Form A.

Overview

The RUKO HGB-DIN2181-HSS-60°-MF-4x0.35mm is a center drill engineered for creating accurate center holes in workpieces prior to turning, grinding, or other machining between centers. Its 60° included angle matches standard lathe centers, while the 0.35 mm pilot diameter provides a precise starting point. Manufactured from high-speed steel with a bright finish, this tool is ground from solid for consistent geometry and durability.

What stands out

• DIN 2181 Form A geometry for standard center hole profiles
• 60° point angle for compatibility with common centers
• Ground from solid HSS for long tool life
• Right-hand cutting direction
• Bright finish for corrosion resistance and chip flow

Technical details

• Product type: Center drill
• Standard: DIN 2181
• Drill form: Form A (plain type)
• Material: High-speed steel (HSS)
• Point angle: 60°
• Shank diameter (d1): 4.0 mm
• Pilot hole diameter (d2): 0.35 mm
• Body diameter (d3): 1.6 mm
• Overall length (L1): 40 mm
• Number of flutes: 2
• Cutting direction: Right-hand
• Surface treatment: Bright finish
• Manufacturing process: Ground from solid
• Packaging unit: 1 piece

Our verdict

A compact center drill that delivers precise starting holes for demanding machining tasks, built to DIN 2181 standards.