Description
Chem-Set M1 is a male bonding fastener with a 38 mm round base, a 10-32 thread, and a 2 inch post. The base bonds to the back of a panel or assembly, leaving the threaded post available for an attachment while avoiding a drilled hole through the visible face. It fits projects that need a hidden mounting point on composite, metal, fiberglass, or other bondable surfaces.
Chem-Set Fitment and Joint Planning
Confirm three dimensions before ordering: the 38 mm base diameter, the 10-32 thread, and the 2 inch post length. The mating hardware must use the same thread. The post must reach through the attached component while leaving enough engagement for the nut or threaded part. Check nearby ribs, curves, edge returns, and hardware so the round base can sit flat without interference.
The adhesive is selected separately. Match it to both the fastener base and the panel substrate, then verify the required gap, working period, and service environment. Clean and prepare both surfaces according to the adhesive instructions. Position the fastener in a fixture so the post stays square while the adhesive cures. Keep adhesive off the threads and do not load the fastener until the bond has reached the required cure state.
Chem-Set Buying Format and Specifications
- Fastener style: male threaded bonding fastener
- Base: 38 mm round plate
- Thread: 10-32
- Post length: 2 inches
- Installation: adhesive bonded to a prepared surface
- Use: concealed attachment point without drilling the show face
- SKU: CCH-M1B38-10-32X2
This configuration is useful for interior panels, equipment skins, signs, transportation assemblies, composite structures, and service covers where the finished face should remain intact. Final joint capacity depends on the adhesive, substrate preparation, bond area, cure conditions, load direction, and spacing. Qualify the complete assembly rather than assigning capacity from the fastener geometry alone.
Order this variant when the mating part requires 10-32 hardware and a 2 inch reach. Browse related adhesive bonding fasteners for other base shapes, threads, and post lengths. For preparation and installation demonstrations across bonded hardware, visit the Chemical Concepts video library for bonding fastener techniques.
Need Help?
Need help checking thread, post length, base size, or adhesive selection? Call (800) 220-1966 or email [email protected].







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