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Hougen HMD130 Guide: Capacity, Fit and Buying Checks
Hougen HMD130 is a purpose-built low-profile option when physical clearance prevents an upright drill from reaching the hole. This is a specification-based buying guide, not a hands-on test. Use the exact model number and the required hole dimensions to decide whether it belongs on your shortlist.
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What the documented specification tells you
Manufacturer recommends suitable stick or gel lubricant for RotaLoc Plus. A model-specific minimum mounting thickness has not been confirmed here; check the exact operator manual before choosing a workpiece.
- Power: 115V model 0130101; separate 230V 0130201
- Annular diameter: 1.375 inches maximum
- Cutting depth: 1 inches maximum
- Speed: 450
- Cutter interface: RotaLoc Plus bayonet twist-lock; not generic 3/4-inch Weldon
- Base: electromagnetic
When it belongs on your shortlist
Measure the available space before browsing by motor size. The drill body is only part of the access problem: you also need room to place it, operate its handle and manage the cutter and slug. Make a cardboard footprint or dimensioned sketch of the proposed setup, then compare it with the manufacturer's drawing rather than a marketplace photograph.
An upright drill may have enough cutting capacity yet be impossible to position inside a frame. That is the specific problem a low-profile machine addresses. Check the approach path as well as final working space: a drill that fits on a drawing might still be difficult to insert or withdraw. Plan cutter access and slug clearance before committing to this specialized format.
Inspect the exact Amazon offer
Check model, regional version, included accessories and current seller details before ordering.
Check AmazonThe limitation to check first
Cutter compatibility is the main purchasing trap. RotaLoc Plus uses a bayonet-style shank, so an ordinary 3/4-inch Weldon set is not a direct substitute. The 1-inch depth limit also means a compact body does not give the same material range as a full-size 2-inch-depth drill.
Questions, answered
Can HMD130 use standard Weldon cutters?
Its native cutter system is RotaLoc Plus, not a standard 3/4-inch Weldon arbor. Do not buy a generic Weldon set assuming direct compatibility.
Which pilot pin goes with RotaLoc Plus cutters?
Hougen identifies pilot 17810 for RotaLoc Plus cutters. The native bayonet interface is not a 3/4-inch Weldon shank. Match the exact cutter and pilot to the current manufacturer documentation.

