Spiral Nitriding Step Drill Bit Multi Hole Cutter 10-45mm 8 Step Sizes Cutting

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This spiral nitriding step drill bit is ideal for precise hole cutting across a range of diameters from 10mm to 45mm.Made from durable high-speed steel with a titanium-plated, black nitrided finish, it ensures smooth drilling and enhanced wear resistance.Suitable for drilling in materials like PVC, wood, carbon steel, and iron sheets up to 5mm thick.The triangle shank design offers firm grip in standard drill chucks, making it perfect for electric drills and bench presses. Features Covers 8 step sizes from 10mm to 45mm for versatile hole cutting Constructed from steel for strength and sharpness Titanium-plated nitrided coating reduces friction and heat buildup Triangle shank design prevents slippage during drilling Suitable for low-to-medium hardness materials like wood and PVC Specifications Material: Steel Surface Finish: Titanium-plated with black nitriding Drill Range: 10mm-45mm Shank Type: Triangle shank Dimensions: 9.9cm × 1.15cm or 3.89in × 0.45in Workpiece Hardness: ≤25 HRC Recommended Thickness: Up to 5mm Package Includes 1 × Titanium Nitrided Step Drill Bit (10-45mm) Note Manual measurement may result in 1-3mm size deviation Slight colour variations may occur due to monitor and lighting Not intended for use with stainless steel or hardened alloys Avoid overheating by controlling drill speed Always wear protective goggles during operation