Description
A 320mm extension bar designed to extend the reach of core drill bits, especially hollow or TCT diamond bits. Made from strong alloy steel and compatible with SDS+, SDS-Max, and hexagonal shanks. Often sold in sets of 3 rods for deep drilling in walls or stone.
Key Features:
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320mm length ideal for deep drilling in masonry
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Alloy steel construction for heavy-duty use
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Compatible with 17mm hexagonal shanks (SDS-Max)
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Allows core bits to rotate deeper – excellent for HVAC, plumbing, or concrete wall work
Specifications:
| Specification |
Value |
| Length |
320 mm (approx. 12.5 inches) |
| Material |
Alloy steel reinforced with carbide inserts |
| Shank Type |
17 mm Hex (SDS-Max compatible) |
| Usage |
Extending drilling depths of core bits in walls and stone |
| Packaging |
Typically sold in sets of 3 rods |
