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GARHWAL 80 mm Bi-Metal Hole Saw1 / 7
Product guide

GARHWAL 80 mm Bi-Metal Hole Saw

GARHWAL’s 80 mm bi-metal hole saw is listed for cutting wood, plasterboard, plastic and thin metal, with an arbor and pilot bit claimed for the kit. Its stated 30mm cutting depth and reports of cores sticking or the drill bit snapping are worth weighing before choosing it for repeated or demanding work.

At a glance

  • The 80 mm size is intended for larger openings such as ceiling lights, vents and speakers, according to the listing.
  • A spring is claimed to push the cut-out disc out after drilling, while knock-out holes are also mentioned for core removal.
  • The listing describes variable-pitch teeth and a bi-metal construction.
Price
£7.61Save 15%

Reference price: £8.95

Price checked: 12 Nov 2026

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Often bought together

Pros and cons

Pros

  • One stated diameter and a listed 30mm cutting depth suit projects that need a broad opening rather than a small pilot hole.
  • The listing claims an included arbor and pilot bit, and compatibility with bench, electric and hand drills.
  • Core-ejection features are described, which may help when removing cut material between holes.

Cons

  • Customer feedback reports drill bits snapping and cut wood getting stuck inside the saw, which may disrupt use and raise durability concerns.
  • Customers disagree about sharpness, so cutting performance may not be consistent across experiences.

Technical specifications

12 specifications
Identity
BrandGARHWAL
Dimensions and installation
Dimensions listed8L x 8W centimetres
Compatible drillsBench drill, Electri drill, Hand drill
Materials and protection
Material listedHigh Speed Cobalt
Listed compatible materialWood
Cutting details
Diameter80 mm
Cutting depth30mm (1-3/16") cutting depth
Number of teeth16
Item thickness38 Millimetres
Appearance and quantity
Colourred
StyleOne Size
Number of items1

What to know before buying

  • The manufacturer advises adult use, appropriate safety gear, positioning the saw before starting the drill, not starting it against the material, and waiting for it to stop before withdrawing.

Listing details to confirm

Listing details are inconsistent: the title and feature claims specify an 80 mm bi-metal saw with arbor and pilot bit, while the details list High Speed Cobalt, dimensions of 8L x 8W centimetres, and an item thickness of 38 Millimetres. A separate product description states 30mm cutting depth. The exact material specification and the relationship between these measurements are not confirmed. The listing claims the arbor and pilot bit, but no explicit package inventory is supplied.

Who is it for?

A good fit for

  • DIY users making 80 mm openings in listed materials such as wood, drywall, plastic or thin metal.
  • Projects such as ceiling-light, air-duct or speaker openings where the claimed arbor and pilot bit are useful.

Less suited to

  • Buyers who need dependable evidence of durability for frequent or heavy-duty use, given reports of drill-bit breakage.
  • Work requiring a confirmed material specification or cutting depth beyond the listing’s stated figures.
GARHWAL 80 mm Bi-Metal Hole Saw · photo 2
Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 3,641 ratings
  • 5 stars68%68%
  • 4 stars19%19%
  • 3 stars7%7%
  • 2 stars2%2%
  • 1 star4%4%

Customer feedback reports that the saw cuts materials including plasterboard and 25mm hardwood, with functionality and value also mentioned positively. There are concerns about drill-bit breakage and wood sticking in the cutting disc, while sharpness receives mixed comments. For projects using the listed 80 mm size, these reports make suitability for occasional cutting more plausible than relying on it for repeated demanding work. The positive overall rating does not establish how it will perform in a particular material or drill setup.

Positive themes

  • Customers report cutting performance through plasterboard and 25mm hardwood.
  • Customers mention functionality and value positively.

Negative themes

  • Customer feedback raises concerns about drill-bit breakage.
  • Customers report wood sticking inside the cutting disc.

Mixed feedback

  • Feedback on sharpness is divided, with some finding it sharp and others saying it is not sharp enough.

Frequently asked questions

What size hole does this saw cut?

The title identifies an 80 mm hole saw. The listing also states a 30mm cutting depth.

Which materials is it listed for?

The title and feature claims mention wood, plywood, plastic, drywall and thin metal. The listing also mentions PVC and other materials, but suitability can depend on the material and setup.

Are the arbor and pilot bit included?

The title and a feature note claim an arbor is included, and the title also names a pilot bit. No explicit package inventory is provided, so confirm the selected listing’s contents.

What should I know about customer feedback?

Customers report useful cutting performance across materials, but also mention drill bits snapping and wood sticking in the saw. Feedback on sharpness is mixed.

GARHWAL 80 mm Bi-Metal Hole Saw · photo 3
Additional product photo 3

Alternative options

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