Safe drilling rig
Safe lock drilling apparatus
Safety groove drill press and attachments
Safety interlock for electro-magnetic drill stand
Security lock and deadbolt locator
Self centering drilling tool
Self-adhering drill and cutter
Self-aligning tap and die wrench and universal threading tool
Self-centering hole saw adapter
Self-centering jig
Self-centering plastic pipe router tool
Self-colleting drill
Self-guidable drill housing
Self-opening diestock
Short-hole drill and a drill body therefor
Single bit reamer with improved guide members
Spectacle frame with angularly adjustable temples and means for
Spectacles lens boring jig positioning device
Spindle unit having pressure foot
Spot facer and boring head having replaceable carbide cutters