B-M-490 Magnetic Apex Bit Holder, 2-31/32" long.
B-M-490-4 Magnetic Apex Bit Holder, 4" long.
Both have 1/4 inch Hex Drive for 1/4 inch Hex Inserts. Proprietary Steel...
5/16'' Phillips head screwdriver bits from Apex Fastener Tools are purposely designed to cam out when the screw stalls, preventing the fastener from damaging the work or the head.
B-480-2X #2...