RUKO KEB-HSS-TiAlN-Mod.55-43,0mm Core Drill Bit 43mm Cutting Diameter 55mm Cutting Depth TiAlN Coated HSS Weldon Shank

With a 43.0 mm cutting diameter and 55 mm cutting depth, this RUKO core drill bit delivers precise, burr-free holes in steel, stainless steel, cast iron, and non-ferrous metals. The TiAlN coating provides exceptional heat and wear resistance, extending tool life even under demanding conditions.

Overview

The RUKO KEB-HSS-TiAlN-Mod.55-43,0mm is a high-performance annular cutter engineered for magnetic core drilling machines and pillar drills with appropriate adapters. Its 19 mm Weldon shank ensures secure clamping and accurate centering. Three cutting edges and an optimized chip removal design allow efficient drilling with reduced effort, while the internal cooling capability helps maintain cutting performance.

What stands out

• TiAlN coating for superior hardness and thermal stability
• Precision ground from high-speed steel for high concentricity
• Suitable for a wide range of metals including stainless steel
• 19 mm Weldon shank for compatibility with standard core drill machines
• Optimized for efficient chip evacuation and clean hole finish

Technical details

• Drill bit type: Core drill bit (annular cutter)
• Cutting diameter: 43.0 mm
• Cutting depth: 55 mm
• Material: High-speed steel (HSS)
• Coating: Titanium Aluminum Nitride (TiAlN)
• Shank type: 19 mm Weldon shank (3/4" Weldon)
• Number of cutting edges: 3
• Application materials: Steel, stainless steel, cast iron, non-ferrous metals
• Coolant system: Suitable for internal cooling
• Series: Mod. 55

Our verdict

A professional-grade core drill bit that combines durability, precision, and versatility, making it a reliable choice for demanding metalworking tasks.