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bahco_3834_ext_1

BAHCO 3834-EXT-1 extension piece for hole saw holders 3834-ARBR-1130, -11152, -11152QC

Supplier number: BAHCO 3834-EXT-1 | EAN 7311518040673
Recommended Retail Price €37.17
17.80 tax incl.
€14.71 excl. VAT (incl. all environmental contributions)
On stock - immediately available | we have 3 products in stock.

Extended drilling reach with the Bahco extension

Practical benefits
  • Access hard-to-reach areas: Featuring a 330 mm length, you easily extend your reach into deep cavities and through thick building materials.
  • Reliable arbor compatibility: This extension fits standard 7/16" hex shank hole saw arbors, including 3834-ARBR-1130, 3834-ARBR-11152, and 3834-ARBR-11152QC.
  • Secure slip-free operation: The rigid hexagonal shank ensures positive torque transfer in the chuck, giving you stable and controlled cuts throughout.

In a nutshell

The right choise for

With the Bahco 3834-EXT-1 extension, you easily expand your hole saw reach with a total length of 330 mm. It is the practical solution when drilling deep holes for pipes or cables through beams, floors, and partition walls without needing to drill from both sides. This extension fits Bahco arbors 3834-ARBR-1130, 3834-ARBR-11152, and 3834-ARBR-11152QC. Thanks to the rigid 7/16" (11.1 mm) hex shank, it prevents slipping in the drill chuck and ensures stable torque transfer for controlled, accurate cutting in deep cavities.



€17.80
In stock - tax incl.

Product information

Key features according to our expert

  • Accessory/Part type: Extension piece

Product description:

  • For reach in difficult-to-cut surroundings
  • EXT-1 fits arbor -1130, -11152, -11152QC
  • EXT-2 fits arbor -930, -9100

All Features

Accessory/part type
Extension piece
Length inch
13 in
Weight oz oz
12 oz
Total length mm
330 mm
Weight g
340 g
Diameter inch
7/16 in
Diameter mm
11.1 mm

Frequently asked questions about this product

Answered by specialists
Which holesaw arbors are compatible with this extension?
This extension fits Bahco arbors 3834-ARBR-1130, 3834-ARBR-11152, and 3834-ARBR-11152QC.
What is the total length of this extension?
The extension is 330 mm long, giving you extra reach for deep or hard-to-access cuts.
What is the shank diameter of this extension?
This extension has a shank diameter of 11.1 mm (7/16").
What is the primary use of this extension?
It adds drilling reach to your holesaw setup when cutting through deep voids, wall cavities, or tight spaces.
Is the holesaw arbor included with this product?
No, this product includes only the 3834-EXT-1 extension; arbors and holesaws are sold separately.
Questions about this product?

Our product specialists are happy to help with any questions about this range. Call, email or chat with us!

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