Facom
Compact Adapter-3/8>1/2" (D.169JS) - great for use with ratchets and
sockets in compact spaces. 3/8>1/2 (for use of 1/2" drive
sockets with 3/8" drive ratchets). The
knurled adapter allow for excellent finger grip when using
sockets without a ratchet or driver. Also available in a 3pc set.