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The FREUD DHS375XT12 is a 12-inch by 3/8-inch universal extension designed to extend reach into hard-to-access areas during drilling and hole saw operations. The quick-change feature allows technicians to switch between accessories without tools and without stopping work. The tool-free attachment system eliminates the need for additional hardware when connecting compatible accessories. This extension is well-suited for contractors, electricians, plumbers, and HVAC technicians who regularly work in confined or obstructed spaces where standard-length tools cannot reach effectively.
The DHS375XT12 is intended for use with hole saw mandrels and compatible drilling accessories in residential and commercial applications. It is specifically noted as ideal for use with the Diablo Snap Lock Plus Hole Saw Mandrel. Typical installation scenarios include running conduit paths, cutting access holes through framing, and drilling through structural members in tight wall cavities, ceilings, or subfloor assemblies. The extension ships in a package quantity of three units per pack.
Ideal for use with the Diablo Snap Lock Plus Hole Saw Mandrel. Designed as a universal extension compatible with standard 3/8-inch shank hole saw mandrels and drilling accessories.
Install and remove accessories by hand using the tool-free quick-change mechanism — no wrenches or additional tools are required. Ensure the drill chuck is fully tightened around the 3/8-inch shank before operation. Always confirm the accessory is fully seated and locked onto the extension before applying power to the drill. Follow applicable safety guidelines for rotary cutting tools as outlined in NEC or job-site safety protocols where relevant.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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