Concrete Hole Saw Kit 30-100mm - Core Bits with SDS Plus & SDS MAX

In this review of the Concrete Hole Saw Kit 30-100mm, the bottom line is simple: this set is aimed at DIYers and contractors who need a compact, ready-made solution for making cores in concrete, brick, and masonry. The biggest reason to buy is the range of diameters plus both SDS-Plus and SDS-MAX connecting rods, which mean the kit adapts to most rotary hammers for tasks like installing socket boxes or running pipes. The review finds the kit practical and good value for common hole-cutting jobs, while noting a few fit and durability trade-offs to consider.

Key Features

• Complete diameter range: Five hole saws from 30mm to 100mm cover typical openings for sockets, pipes, and small sleeves without buying separate bits.
• Dual shank compatibility: Included 300mm connecting rods with both SDS-Plus and SDS-MAX ends allow use with a wide range of rotary hammers and breakers.
• Secure pilot design: The self-tightening center drill and cross-shaped alloy teeth improve concentricity and positioning while starting cuts.
• Improved handling: The updated wall cutter reduces swing range for a steadier grip and better control on impact drills during extended use.
• Fast changeover: Hole saws and center drills are designed for easy installation and removal to keep jobsite downtime low.
• Accessory set: The kit includes three center drills and five spring pads so users have common replacement parts on hand.

Who It's For

This kit suits homeowners doing renovation work who need holes for water pipes, air conditioner lines, or electrical boxes, and tradespeople who want a compact set for occasional core cutting in concrete, cement block, brick, or sandstone. The dual shank rods make it handy for crews that use both SDS-Plus and SDS-MAX rotary hammers.

Those who frequently perform heavy, continuous core drilling in production settings or who require precision industrial tooling should look elsewhere, as some users report pilot bits breaking and occasional fit issues with shafts under very heavy strain.

Pros & Cons

Pros

• Works well on cement blocks and masonry, delivering clean cores for common installations.
• Good value for money by combining five sizes and necessary adapters in one kit.
• Easy to install and remove parts reduce time between cuts and simplify jobsite use.
• Center drill design improves stability and keeps the pilot aligned during starts.

Cons

• Pilot bits can break under aggressive use, which impacts durability for heavy contractors.
• Some reports of occasional fit or alignment issues with the SDS-MAX shaft on certain tools.

Specifications

Included hole saw sizes	30, 40, 65, 80, 100 mm
Connecting rods	2 x 300 mm with SDS-Plus and SDS-MAX
Center drills	3 center drill bits with self-tightening thread
Spring pads	5 spring pads included
Suitable materials	Concrete, cement, brick, wall, sandstone, adobe
Typical applications	Socket boxes, air conditioners, water pipes, heaters, oil pipelines

Our Verdict

The Concrete Hole Saw Kit 30-100mm is a practical, cost-effective choice for homeowners and tradespeople who need a flexible set for occasional to moderate masonry work. Its diameter range and dual shank rods make it versatile, and the improved center drill and handling features add useful stability. Buyers who demand heavy-duty, continuous production performance should consider more robust professional tooling, but for most installation tasks this kit represents solid value.

Frequently Asked Questions

Will this kit work with common rotary hammers?
Yes, the set includes both SDS-Plus and SDS-MAX connecting rods for compatibility with most rotary hammers that accept those shanks.

Can it drill through reinforced concrete?
It is designed for concrete and masonry; light rebar may be encountered but heavy reinforced concrete will shorten pilot life and is not the kit's intended heavy-duty use.

Are replacement pilot bits available?
The kit includes three center drills and five spring pads, but for long-term use having spare pilot bits from the same specification is recommended due to occasional breakage under heavy use.