Etch designs or lettering into metal, glass, or ceramics by laser or hand.
Repairs and adjusts defective slide fasteners: Examines rejected fasteners for type of defect and extent of repair required. Pries excess or broken scoops and damaged slides from chain, using metal pin. Separates prongs of replacement scoops with pin, and secures scoops to tape, using hand pliers. Cuts chain to specified length, using hand cutting tool. Inserts and secures bottom stop to tape ends of chain, using pinchers, to hold tapes together and provide stop for slide. Positions slide on chain and crimps sides of slides over scoops to mesh links and to provide even sliding action, using crimping tool. Tests zipper by drawing slide over scoops.