Bi-Metal Holesaws

Showing 1–20 of 48 results

Bi-Metal Holesaws with Adaptor (39)

Bi-Metal Holesaws without Adaptor (9)

Mandrex BI-METAL SpeedXcut M42 20mm (25/32″) with MXqs Adapter

26 In stock

More available usually within 3-4 working days*

SKU: MHB4Q020B

£8.43 £10.12

Mandrex BI-METAL SpeedXcut M42 25mm (1″) with MXqs Adapter

1 In stock

More available usually within 3-4 working days*

SKU: MHB4Q025B

£9.54 £11.45

Mandrex BI-METAL SpeedXcut M42 32mm (1 1/4″) with MXqs Adapter

2 In stock

More available usually within 3-4 working days*

SKU: MHB4Q032B

£11.68 £14.02

Mandrex BI-METAL SpeedXcut M42 38mm (1 1/2″) with MXqs Adapter

4 In stock

More available usually within 3-4 working days*

SKU: MHB4Q038B

£13.74 £16.49

Mandrex BI-METAL SpeedXcut M42 40mm (1 9/16″) with MXqs Adapter

5 In stock

More available usually within 3-4 working days*

SKU: MHB4Q040B

£14.28 £17.14

Mandrex BI-METAL SpeedXcut M42 48mm (1 7/8″) with MXqs Adapter

2 In stock

More available usually within 3-4 working days*

SKU: MHB4Q048B

£16.63 £19.96

Mandrex BI-METAL SpeedXcut M42 51mm (2″) with MXqs Adapter

1 In stock

More available usually within 3-4 working days*

SKU: MHB4Q051B

£17.45 £20.94

Mandrex BI-METAL SpeedXcut M42 54mm (2 1/8″) with MXqs Adapter

2 In stock

More available usually within 3-4 working days*

SKU: MHB4Q054B

£18.26 £21.91

Mandrex BI-METAL SpeedXcut M42 60mm (2 3/8″) with MXqs Adapter

4 In stock

More available usually within 3-4 working days*

SKU: MHB4Q060B

£20.16 £24.19

Mandrex BI-METAL SpeedXcut M42 64mm (2 1/2″) with MXqs Adapter

4 In stock

More available usually within 3-4 working days*

SKU: MHB4Q064B

£21.25 £25.50

Mandrex BI-METAL SpeedXCut M42 70mm Hole Saw with MXqs Adapter

5 In stock

More available usually within 3-4 working days*

SKU: MHB4Q070B

£22.87 £27.44

Mandrex BI-METAL SpeedXCut M42 73mm Hole Saw with MXqs Adapter

2 In stock

More available usually within 3-4 working days*

SKU: MHB4Q073B

£23.68 £28.42

Mandrex BI-METAL SpeedXCut M42 76mm Hole Saw with MXqs Adapter

1 In stock

More available usually within 3-4 working days*

SKU: MHB4Q076B

£24.55 £29.46

Mandrex BI-METAL SpeedXCut M42 79mm Hole Saw with MXqs Adapter

1 In stock

More available usually within 3-4 working days*

SKU: MHB4Q079B

£25.56 £30.67

Mandrex BI-METAL SpeedXCut M42 83mm Hole Saw with MXqs Adapter

3 In stock

More available usually within 3-4 working days*

SKU: MHB4Q083B

£26.64 £31.97

Mandrex BI-METAL SpeedXCut M42 86mm Hole Saw with MXqs Adapter

1 In stock

More available usually within 3-4 working days*

SKU: MHB4Q086B

£27.45 £32.94

Mandrex BI-METAL SpeedXCut M42 89mm Hole Saw with MXqs Adapter

2 In stock

More available usually within 3-4 working days*

SKU: MHB4Q089B

£28.25 £33.90

Mandrex BI-METAL SpeedXCut M42 95mm Hole Saw with MXqs Adapter

3 In stock

More available usually within 3-4 working days*

SKU: MHB4Q095B

£31.34 £37.61

Mandrex BI-METAL SpeedXCut M42 102mm Hole Saw with MXqs Adapter

2 In stock

More available usually within 3-4 working days*

SKU: MHB4Q102B

£33.23 £39.88

Mandrex BI-METAL SpeedXcut M42 14mm (9/16″) with MXqs Adapter

Delivery usually within 3-4 working days*

SKU: MHB4Q014B

£6.88 £8.26

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Showing 1–20 of 48 results

Bi-metal hole saws are a type of hole cutting tool commonly used in a wide range of applications, including electrical installations, plumbing, woodworking, and metalworking. These hole saws are designed to cut large-diameter holes in various materials, making them versatile tools for professionals and DIY enthusiasts. Here are some key features and considerations regarding bi-metal hole saws:

Bi-Metal Construction: Bi-metal hole saws are constructed using two different materials for enhanced durability and cutting performance. The core of the hole saw is typically made of high-speed steel (HSS), which provides strength and durability, while the cutting edges are made of a harder material, often containing cobalt (such as M42 HSS), for improved cutting ability.
Material Compatibility: Bi-metal hole saws are versatile and can cut through a wide range of materials, including wood, plastic, metal (both ferrous and non-ferrous), stainless steel, aluminum, fiberglass, and drywall. This makes them suitable for various tasks in electrical installations.
Teeth Design: Bi-metal hole saws feature sharp teeth or cutting edges on the outer rim of the saw. These teeth are designed to cut through the material efficiently, providing clean and accurate holes.
Diameter: Bi-metal hole saws come in a wide range of diameters, allowing you to create holes of various sizes to accommodate electrical boxes, conduit, and pipes.
Depth of Cut: The depth of cut achievable with a bi-metal hole saw depends on its design and the length of the pilot bit. Some hole saws are designed for shallower holes, while others can cut deeper holes.
Arbor Compatibility: Hole saws attach to a drill or other power tool via an arbor. Bi-metal hole saws are available with various arbor types and sizes to match different tools and applications.
Coolant/Lubrication: When cutting metal or other materials that generate heat, using a cutting lubricant or coolant can reduce friction and heat buildup, prolonging the life of the hole saw and improving cutting efficiency.
Safety Considerations: Always wear appropriate personal protective equipment (PPE), including safety glasses, hearing protection, and gloves when using bi-metal hole saws. Eye protection is particularly important due to the potential for flying debris during cutting.
Cutting Speed: The speed at which you operate the bi-metal hole saw can affect its performance and the quality of the cut. Follow the manufacturer’s recommendations for the optimal cutting speed based on the material being cut.
Drilling Technique: Proper drilling technique is essential for achieving clean and precise holes with bi-metal hole saws. Apply consistent pressure, and keep the pilot bit aligned with the desired hole location.
Maintenance: Regularly inspect your bi-metal hole saws for wear and damage. Replace worn or damaged hole saws and pilot bits to ensure clean and efficient cutting.

Bi-metal hole saws are excellent tools for electricians and professionals in various industries due to their ability to cut through a wide range of materials efficiently. Proper selection, use, and maintenance of bi-metal hole saws are essential for achieving clean and accurate holes while ensuring safety on the job.

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