#4-22mm # Titanium coating # Spiral groove # 4241 # Hexagonal handle 35Pagoda # Drilling rig # Step # Drilling rig Titanium coated spiral groove 4-22mm 4241 hexagonal step drill 100% New Product, High Quality Features: Made of high-quality materials, durable and practical. High quality deodorization and heat dissipation, low cutting resistance, very suitable for cutting. Very suitable for drilling holes in wood, iron, aluminum alloys, insulation boards, and PVC boards. Cutting materials: usually used for thin iron plates, aluminum materials, insulation boards, PVC boards, and wooden materials with a thickness of less than 4mm; For other materials with higher hardness, such as stainless steel that requires drilling, it is not recommended to use this drill bit step. High precision, no burrs during drilling, and easy installation. Step drilling only, excluding other demonstration accessories in the figure. Details: Material: High speed steel Size: 4-22mm (4,6,8,10,12,14,16,18,20,22mm) Packaging size: approximately 76x23x6.3mm/2.99x0.91x0.25in Color: As shown in the picture Applicable tools: desktop drilling machines, etc. Quantity: 1 piece Attention: Please allow manual measurement to produce a 0-1cm error. Please make sure you don't remember before the auction. Due to differences between different screens, images may not reflect the actual color of the product. Thank you! The packaging includes: 1 step drill
