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HSS Step Drill Set 4-12 4-20 and 4-32 mm Straight Flutes Titanium Coating Hex Shank Case For Sheet Metal Plastic and Wood

HSS Step Drill Set 4-12 4-20 and 4-32 mm Straight Flutes Titanium Coating Hex Shank Case For Sheet Metal Plastic and Wood

Three step drills with straight flutes for clean holes from 4 to 32 mm in thin sheet metal, plastic, and wood. HSS steel, titanium coating, and case. Full description
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€28.78
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Overview
HSS Step Drill Set 4-12 4-20 and 4-32 mm Straight Flutes Titanium Coating Hex Shank Case For Sheet Metal Plastic and Wood

The step drill set with straight flutes is a practical tool for anyone who needs to quickly and cleanly drill holes of various diameters in thin materials. The drills are made from high-speed steel HSS and their surface is protected by a titanium coating, which reduces friction and helps maintain the sharpness. The set includes three drills with ranges of 4-12 mm, 4-20 mm, and 4-32 mm, so one set replaces a whole range of standard drills. The diameters of the individual steps are marked on the drills, and there is a difference of 2 mm between adjacent steps. This makes it easy to know when the hole has reached the desired size, allowing you to stop drilling in time.

A step drill works differently than a standard twist drill. It gradually enlarges the hole step by step, allowing you to create a hole of exactly the diameter you need from a small initial hole. The straight flutes run along the entire body of the drill, and the individual steps are clearly visible. The largest drill in the set has 15 steps and can handle holes up to 32 mm in diameter, the middle drill has 9 steps up to 20 mm, and the smallest has 5 steps up to 12 mm. The drills are designed for materials up to 4 mm thick, such as thin steel sheet, aluminium sheet, insulation panels, PVC boards, or thin wooden boards. They are suitable for use in workshops, during installations, and for home repairs.

  • Type – step drills with straight flutes
  • Material – high-speed steel HSS
  • Surface Treatment – gold titanium coating
  • Drilling Ranges – 4-12 mm, 4-20 mm, and 4-32 mm
  • Number of Steps – 5 steps (4-12 mm), 9 steps (4-20 mm), and 15 steps (4-32 mm)
  • Increment – every 2 mm
  • Shank – hex for secure clamping in the drill chuck
  • Diameter Markings – marked directly on the individual steps
  • Recommended Material Thickness – up to 4 mm
  • Suitable Materials – thin steel sheet, aluminium sheet, insulation panels, PVC boards, and thin wood
  • Contents of the Package – 3 step drills (4-12 mm, 4-20 mm, and 4-32 mm) and a black storage case

Before drilling, it is advisable to mark the spot with a centre punch to prevent the drill tip from slipping on the surface. Drill perpendicular to the surface with slight pressure and lower speeds, especially with metal sheets. When drilling into metal, it is advisable to use a cooling or lubricating fluid to preserve the sharpness. After use, clean the drills of chips and store them in the provided case, where they are protected and kept together.

This step drill set offers three diameter ranges in one package and covers most common holes in thin materials. The HSS steel drills with titanium coating and hex shank are quickly clamped and easy to work with. The straight flutes and clearly marked steps facilitate drilling precise holes without the need to switch between multiple drills. The practical case keeps the entire set organised in the workshop or in a tool bag. It is a suitable choice for DIY enthusiasts and craftsmen who frequently drill into sheet metal, plastic, or wood.

Price incl. VAT €28.78