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Bimetal Hole Saw 20 mm HSS M42 Hole Cutter with Pilot Drill and Ejector Spring Orange For Metal Stainless Steel Aluminium Plastic and Wood

Bimetal Hole Saw 20 mm HSS M42 Hole Cutter with Pilot Drill and Ejector Spring Orange For Metal Stainless Steel Aluminium Plastic and Wood

20 mm hole cutter with M42 teeth for quick cutting of holes in metal sheets, aluminium, and wood. The pilot drill ensures that the hole saw does not slip on the surface. Full description
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€7.82
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Overview
Bimetal Hole Saw 20 mm HSS M42 Hole Cutter with Pilot Drill and Ejector Spring Orange For Metal Stainless Steel Aluminium Plastic and Wood

The bimetal hole cutter with a diameter of 20 mm is designed for cutting precise circular holes in metal sheets, stainless steel, iron, aluminium, and wood. The cutting part is made of high-speed steel HSS with M42 teeth, which can handle harder materials. The hole saw features distinct sharp teeth with large gaps that remove chips from the cutting area. The 20 mm size is popular for routing electrical installations, mounting outlets, and anywhere the same hole needs to be repeated in multiple locations. The hole cutter can be clamped into a standard drill or cordless screwdriver with a chuck.

In the centre of the hole saw is a pilot drill with a spring, which first drills the centre and then holds the hole cutter in precise position to prevent it from slipping on the surface at the start. The spring around the drill helps eject the cut disc of material from the hole saw after the cut is complete. For this diameter, the shank and hole saw form one unit, so you simply clamp the hole saw into the drill and you can start working. The orange finish protects the hole saw and makes it easier to find in a toolbox.

  • Type – bimetal hole cutter (hole saw)
  • Diameter of hole – 20 mm
  • Material – high-speed steel HSS
  • Teeth – M42
  • Suitable materials – metal, iron, stainless steel, aluminium, and wood
  • Typical use – electrical conduit, cable outlets, and mounting holes
  • Colour – orange
  • Contents of package – 1 hole cutter 20 mm with shank, pilot drill, and spring

Before drilling, mark the centre of the hole with a centre punch or pencil, and the pilot drill will easily find the correct spot. It is advisable to securely clamp or hold the workpiece to prevent it from spinning during the cut. When drilling into metal, use lower speeds and consistent pressure to avoid overheating the teeth. Higher speeds can be used for wood and plastic than for metal. For steel and stainless steel, it is advisable to continuously cool the cutting area with cutting oil or emulsion. For thicker materials, it is good to occasionally interrupt the cut, remove chips, and then continue. After use, clean the hole saw of chips and dust and store it in a dry place to keep the teeth sharp for as long as possible.

The 20 mm hole cutter is a simple way to achieve a clean and precise hole without the labour of cutting with a saw or drilling with multiple bits. The teeth with M42 teeth handle sheet metal and wood, and the pilot drill keeps the hole saw in place from the very first moment. Thanks to its bimetal construction, which is flexible and durable, the hole saw can be used repeatedly on various materials. It will be appreciated by electricians, installers, and DIY enthusiasts who want precise holes with clean edges. Just clamp it into the drill and you can start drilling.

Price incl. VAT €7.82