About this item

Large Step Drill - The step drill is designed in 12 steps of drill diameter: 6-60mm (6mm, 10mm, 15mm, 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60mm). Unique enlargement holes, no need to change drill and positioning holes during use. Material - The step cone cutter is made of HSS 4241 high-speed steel and titanium coating on the surface. Anti-rust, anti-wear and heat, longer service life. Spiral design - 135 split tip and 2-groove double-edged design ensure faster and smoother cutting, stable removal and better chip removal. Three-sided shank fits securely in the chuck of power tools and prevents slipping. Surface depth gauge makes drilling accurate. Water-cooled - For workpieces with hardness below 25°; For materials such as metal, wood, aluminum alloy, plastic board, insulation board, etc. What you get - 1 x Twist Drill. Recommended drilling speed 250-400 rpm. Note: The data are all manual measurements, please allow 1-3 cm error; due to the difference in light and display, there may be a certain color difference, please refer to the actual item received. Returns, Refunds and Replacements Delivery Timeframe Please note that we cannot guarantee the exact date of arrival, and the delivery timeframes (excluding weekends and public holidays) are as follows: For customers in Victoria, approximately 7-10 working days; For customers in NSW, SA, ACT, and QLD, approximately 9-12 working days; For customers in WA, NT, and TAS, approximately 9-12 working days.