P&N 150mm Quickbit Extension Bar - 1/4" Shank Carbon Steel
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P&N — a trusted Australian cutting tools brand manufacturing files, drill bits, countersinks, taps and dies, hole saws, rotary burrs, and precision measuring tools for tradespeople, engineers, and industrial operations across the country.
P&N Quickbit drill extension bar with 1/4" Hex Shank — Carbon Steel. Extends reach for drilling in recessed locations, stud walls, and confined spaces with cordless drivers. This page covers the P&N Quickbit Extension Bar - 1/4" Shank Carbon Steel, available in 5 extension length (mm) options: 150, 300, 450, 600, 900.
Where this product is used
Drill extension bars are used by electricians, plumbers, and carpenters for reaching into recessed locations, stud cavities, and confined spaces with cordless drivers.
- Drilling through stud walls, joists, and building framing for cable and pipe runs
- Reaching deep recesses and cavities in cabinetry and furniture assembly
- Extended reach drilling in HVAC, electrical, and plumbing fit-out with cordless drivers
Key specifications
| Material / Construction | Carbon Steel |
Selecting the right option
Select the extension length to suit the depth being reached. Shorter extensions give more control; longer extensions suit deeper cavities and stud-wall drilling. Check the shank matches your driver — 1/4" hex for most cordless impact setups.
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P&N Quickbit Extension Bar - 1/4" Shank Carbon Steel: 150
SKU: A0001867 | Model: 107QBE150
Extension Length (mm) 150. Descriptions
P&N Quickbit Adaptors and extension bars fit all 1/4″ bits. Extension bars are intermateable providing extra-long reach.
The P&N Quickbit range has been specifically developed to provide quick change-over of standard 1/4″ hex shank power bits. This comprehensive range of power drill bits and accessories is for trade and home handyman use and allows the operator to simply and efficiently use one power tool for all operations.
Central to the range is the Quickbit Adaptor, which aids in the simple change over and instant locking of any 1/4″ hex shank bit without the use of a chuck key.
Changing from a drill to a screwdriver bit is no longer a laborious task. There’s no more need for repetitious chuck loosening and tightening or using two drills.

