Accessories for David Wolfe Design air poppets include DRILL JIGS for easy drilling of angled air lines, COLLARS for "face-mounting" options of air poppets, SPANNER WRENCHES for installation of COLLARS and SUMMO series poppets, "RP" INSERTS for mounting air poppets in rotational molds, REBUID KITS for replacing the springs and pins, SCREWS for using with "bolt-in" applications and SUMMO-II SPANNER WRENCHES, and THREADED PLUGS used to plug the spanner wrench holes in the face of the SUMMO-II air poppets