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125 mm Bi-metal HSS M42 Large Hole Saw for Metal and Wood with Pilot Drill and Spring Orange for Pipe Passages

125 mm Bi-metal HSS M42 Large Hole Saw for Metal and Wood with Pilot Drill and Spring Orange for Pipe Passages

Large 125 mm hole saw for circular holes in sheet metal, steel, stainless steel, aluminium, and wood. HSS M42 teeth, pilot drill keeps centre, spring ejects core. Full description
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€33.58
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Overview
125 mm Bi-metal HSS M42 Large Hole Saw for Metal and Wood with Pilot Drill and Spring Orange for Pipe Passages

The large bi-metal hole saw with a diameter of 125 mm is designed for cutting large circular holes in both metal and wood. The teeth of the crown are made of high-speed steel HSS M42, which is used for machining steel, stainless steel, iron, and aluminium. The crown is also suitable for wood and wooden boards. The wide gaps between the teeth during drilling allow for chip removal. The 125 mm diameter is ideal for pipe and ventilation system passages, ventilation openings, or for fitting round elements into panels and covers. The crown can be attached to a standard drill or cordless screwdriver with a chuck, and it can be used in the workshop or directly on site.

The tool consists of a crown with teeth, a shank, pilot drill, and a spring. The pilot drill ensures precise centring: it first creates a small hole and then guides the crown along the circumference, preventing it from slipping on smooth surfaces. The spring threaded onto the drill pushes the cut disc out after the cut is completed. The hole saw arrives assembled and ready to be attached. On the side of the casing, you will find a longitudinal slot for easily ejecting a jammed cut-out. The orange surface of the crown is easily identifiable among other tools.

  • Type – bi-metal hole saw
  • Diameter of hole – 125 mm
  • Teeth material – high-speed steel HSS M42
  • Suitable for – sheet metal, steel, stainless steel, iron, aluminium, and wood
  • Centred by – pilot drill in the centre of the crown
  • Core ejection – spring
  • Colour – orange
  • Contents of package – 1 hole saw 125 mm with shank, pilot drill, and spring

When working with a hole saw of this large diameter, it is important to hold the drill firmly with both hands and secure the workpiece with a clamp. Mark the centre of the hole in advance so that the pilot drill starts at the correct location. Drill metals slowly and with even pressure, cooling steel and stainless steel with cutting oil or emulsion. Higher speeds can be used for wood. If the material is thicker, occasionally pull the crown out of the cut and remove chips from the groove. It is advisable to support thin sheet metal with a wooden board to prevent it from bending under pressure and to keep the edge of the hole straight. Start the cut slowly and increase the speed once the teeth have created a groove around the entire circumference. After use, clean the tool and store it in a dry place.

The 125 mm hole saw is useful wherever a large and regular 125 mm hole is needed without using a saw. Thanks to its bi-metal construction, it can handle both metal and wood and can be used repeatedly. The pilot drill and spring for core ejection speed up and simplify the work. It will find applications in the workshop, during ventilation installation, and when modifying covers and panels. It complements a set of smaller hole saws when you need a really large diameter. After unpacking, simply attach the crown to the drill and drill the first hole.

Price incl. VAT €33.58