coach screw


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Related to coach screw: coach bolt, lag screw

coach screw

n
(Building) a large screw with a square head used in timber work in buildings, etc
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Attach your wheels, bought from a DIY store or scavenged, to the end of them using nice big coach screws.
Secure each corner of the frame using two countersunk coach screws. Then fix the inner joists using two countersunk coach screws through the outer frame and into the end of the inner joist.
Drill holes and assemble the sub-frame with two countersunk coach screws at each corner and two through the outer frame into the joists.
Drill holes through outer joist into the post and attach with two countersunk coach screws. Add two screws where the joists meet.
Building membrane; gravel; quick-drying concrete; damp-proof course (if required); deck joists; coach screws; coach bolts; 500mm/63mm deck or galvanised screws (depending on width of boards); abrasive paper; deck boards; end grain preserver.