Which materials is this hammer drill bit suitable for?

It is designed for masonry, concrete, and reinforced concrete. The 4-cutter full carbide head drills reliably through rebar.

Which rotary hammers are compatible with this bit?

It features an SDS-plus shank and fits all rotary hammer drills with a standard SDS-plus chuck.

What is the maximum drilling depth of this drill bit?

The working length is 400 mm, with a total length of 450 mm and an 18 mm diameter.

What is the advantage of the 4-cutter head when hitting rebar?

The full carbide 4-cutter head resists jamming on reinforcement steel and delivers significantly longer service life.

BOSCH 2608900139 Expert hammer drill SDS-Plus-7X, 18x400x450mm

Name: BOSCH 2608900139 Expert hammer drill SDS-Plus-7X, 18x400x450mm
Brand: BOSCH
SKU: 08051658
Price: 41.8 EUR
Availability: PreOrder

Supplier number: BOSCH 2608900139 | EAN 4059952532127

Recommended Retail Price €94.86

41.80 tax incl.

€34.55 excl. VAT (incl. all environmental contributions)

On order: delivered from 12/10/2026

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Ordered before 20:00 - delivered as of 12/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL

✆ Talk to a specialist

Powerful drilling with Bosch Expert

Practical benefits

Smooth penetration through reinforced concrete: The solid 4-cutter carbide head cuts through rebar without jamming, allowing you to drill continuously without stalling.
Exceptionally long working life: Built with advanced carbide technology, it provides you with maximum durability during demanding drilling tasks in hard concrete.
Deep drilling capability: With 400 mm of working length, you easily create deep holes for structural anchors and pipe installations.

In a nutshell

The right choise for

With the Bosch Expert SDS-PLUS-7X hammer drill bit, you drill smoothly through reinforced concrete, masonry, and solid stone. Its solid 4-cutter carbide head cuts through rebar without jamming or breaking under heavy impact. Featuring an 18 mm diameter, a 400 mm working length, and a total length of 450 mm, it allows you to create deep holes for heavy-duty anchors or pipe and cable penetrations with ease. The SDS-plus shank fits any rotary hammer drill with a standard SDS-plus chuck, ensuring fast, uninterrupted progress on demanding construction and renovation jobs.

Product information FAQ

€41.80

tax incl.

Key features according to our expert

Diameter: 18 mm
Drill bit type: Hammer drill bit
Overall length: 450 mm
Shank type: SDS-plus
Material (drill bit): Carbide tip
Number of cutting edges: 4 ea
Cutting length: 400 mm
Product Range: Bosch Expert

Product description

EXPERT Hammer drill bit SDS plus-7X 18x400x450mm
Lasts up to 3x longer than a Bosch SDS plus-3 drill bit
Exceptionally durable drill head with Bosch Carbide Technology.
Fits all SDS plus rotary hammers.

Advantages

Lasts up to 3x longer than a Bosch SDS plus-3 drill bit - Drilling through reinforced concrete is a tough job and it always takes its toll on your drills.
Ordinary drills with two cutting edges get stuck in rebar and will eventually break.
The carbide head of the EXPERT SDS plus-7X is an advanced design with 4 cutting edges made in one piece of the strongest metal: it does not jam and has no weakness.
Thanks to Bosch Carbide Technology and the carbide tip, the EXPERT SDS plus-7X lasts much longer than ordinary hammer drills.
It passes through rebar effectively.
So there is no need to stop, re-centre or change drills when hitting steel.
For construction professionals who regularly drill into concrete and reinforced concrete, for example for fixings and installations, the Bosch EXPERT SDS plus-7X hammer drill offers unparalleled performance, reliability and long life.
The EXPERT accessory for SDS plus rotary hammers.
Fits all SDS plus rotary hammers.
Long service life when drilling in reinforced concreteThanks to Bosch Carbide Technology and the carbide tip, the Expert SDS plus-7X lasts much longer than ordinary hammer drills.
It passes through reinforced concrete effectively.
So there is no need to stop, re-centre or change drill bits when hitting steel.
Fits all SDS plus hammer drills.

All Features

Diameter: 18 mm
Drill bit type: Hammer drill bit
Overall length: 450 mm
Shank type: SDS-plus
Material (drill bit): Carbide tip
Number of cutting edges: 4 ea
Cutting length: 400 mm
Useful length: 400 mm
Product range: Bosch Expert

Brand BOSCH
08051658
EAN 4059952532127
Supplier number BOSCH 2608900139

Frequently asked questions about this product

Answered by specialists

Which materials is this hammer drill bit suitable for?: It is designed for masonry, concrete, and reinforced concrete. The 4-cutter full carbide head drills reliably through rebar.
Which rotary hammers are compatible with this bit?: It features an SDS-plus shank and fits all rotary hammer drills with a standard SDS-plus chuck.
What is the maximum drilling depth of this drill bit?: The working length is 400 mm, with a total length of 450 mm and an 18 mm diameter.
What is the advantage of the 4-cutter head when hitting rebar?: The full carbide 4-cutter head resists jamming on reinforcement steel and delivers significantly longer service life.