Sierra de corona bimetálica, Wolfcraft, 5474000

The wolfcraft Bi-metal hole saw, model 5474000, is a single-piece hole saw designed for cutting precise holes in a range of building and workshop materials. With a 68 mm diameter and a BiM (bimetal) tool body featuring HSS teeth, it is supplied with a 6 mm HSS centring drill and comes in a compact storage box. The tool is directly usable in drills without a separate mandrel and is intended for professional and DIY drilling tasks.

Advantages

The bimetal construction combines a specially alloyed tool body with high-speed steel teeth for improved wear resistance and longevity. The hole saw works on wood, plywood, steel, non-ferrous heavy metals, plastics and gypsum plaster board. Supplied with a 6 mm HSS centring drill and no separate mandrel required, the unit is ready for immediate use and convenient to store in its box.

Suitable for

• Cutting holes in drywall and gypsum plaster boards
• Drilling through wood and plywood
• Creating openings in plastics and composite panels
• Punching holes in steel and non-ferrous heavy metals
• General on-site or workshop drilling tasks with handheld drills

Key specifications

• Brand: Wolfcraft
• Model / MPN: 5474000
• EAN: 4006885547407
• Type: Bi-metal hole saw (BiM) with HSS teeth
• Diameter: 68 mm
• Included: 1 centre drill HSS, ø 6 mm
• Design: Single-piece, no separate mandrel required

How to use

Fit the hole saw directly to a compatible drill according to the drill manufacturer’s instructions, securing the supplied 6 mm HSS centring drill. Mark the drilling position, start at low speed to engage the centre drill, then increase speed suitable for the material being cut. Apply steady, even pressure and allow the tool to cut without forcing. After cutting, remove the cut-out plug and deburr the hole if necessary.

Recommendations

Use appropriate drill speeds and cutting lubricants when working on metals. Wear eye and hand protection, clamp workpieces where possible, and avoid excessive side load on the hole saw to extend tool life.