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Extensions & Adaptors

Add working depth and match any machine connection.

Extension Range

Aluminium Core Drill Extensions

Polished hex-bar body, male–female connections, 150 / 300 / 500 mm. Multiple extensions can be connected where equipment and application permit.

Aluminium core drill extensions in 150, 300 and 500 mm

Adaptors

Different machines use different connection systems. A suitable adaptor links the machine to compatible core drilling equipment.

CRI28SDS+SDS MAXHEX

Common threads: 1¼" UNC · ½" BSP · M16 · M22. Selection depends on core body connection, thread type, required depth, machine configuration and extension length.

CodeConnectionLength (mm)ConfirmationAction
HEX-UNC1¼"–7 UNC150 / 300 / 500Fit & engagementEnquire
HEX-BSP½" BSP150 / 300 / 500G or R/Rp formEnquire
HEX-58⅝"–11 UNC150 / 300 / 500Fit & engagementEnquire
HEX-M16M16150 / 300 / 500Thread pitchEnquire
HEX-M18M18150 / 300 / 500Thread pitchEnquire
HEX-M22M22150 / 300 / 500Drawing / sampleEnquire
HEX-M41M41150 / 300 / 500Pitch & shoulderEnquire
HEX-M14M14On requestPitch & applicationEnquire

Proposed range. Confirm thread specification, water passage and wet/dry application. Supply subject to approved drawing and engineering validation. Other threads and lengths quoted against your drawing or sample.

Order Sheet

Quick Order Sheet

Note codes, quantities per length and your machine model on the product sheet — or send the details through the enquiry form.

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Sharda extension product and order sheet

Not sure which body or thread you need?

Send machine model, existing thread and required depth — we’ll recommend the right configuration.

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