GPtzlei Tungsten Carbide Hole Saw（21mm） Heavy Duty TCT Cutter for Stainless Steel, Metal, Iron, Wood & Plastic with Titanium Pilot Drill

Heavy Duty TCT Hole Saw for Metal — Premium tungsten carbide hole cutter designed for fast, precise drilling in stainless steel, iron, aluminium, alloy metal and hard plastics. Ideal for professional and DIY applications. Long Service Life & High Heat Resistance — Titanium-coated tungsten carbide teeth provide excellent wear resistance, rust resistance and durability. Delivers up to 10x longer lifespan under demanding metal drilling conditions. High Efficiency & Cooling:​​ The design facilitates efficient chip removal and reduces heat buildup. For optimal results and longevity when drilling stainless steel, we recommend using a cooling lubricant. Wide Compatibility for Multiple Drills — Suitable for hand drills, cordless drills, magnetic drills, bench drills and drill presses. Perfect for metal fabrication, electrical installation, pipe work, woodworking and DIY projects. Complete Hole Saw Set with Storage Case — Includes 1 hole saw, 2 pilot drill bits, 1 hex key and durable storage case. Available in sizes from 13mm to 170mm to meet different drilling needs.