Lang Tools (522) 19- Pc. Magnetic Socket Inserts include both our SAE and metric sets in one. The magnetic socket inserts firmly hold the fastener in the socket for easy installation/removal. Each magnetic insert can be left in or removed for use in other sockets. Fasteners are prevented from dropping into restricted areas where they can be difficult to locate or retrieve. Standard: 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8"
Metric: 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm