Amazon
Use singly or step up as a converter 1/4"D>3/8"D>1/2"D>3/4"D Knurled edge for grip when spinning sockets off Manufactured from Chrome Vanadium (50BV30) Chromed finish
Use singly or step up as a converter 1/4"D>3/8"D>1/2"D>3/4"D Knurled edge for grip when spinning sockets off Manufactured from Chrome Vanadium (50BV30) Chromed finish