Carolus 5180.160 Hex Socket 3/8 Inch Torx E18 6300.18

'knurling for the hand and polished surface combined with ball Groove In The Square ensure security screws with 3/8 Ratchet Handles, cross handle, etc. Torx = reg. Trademark of the FA. Acument intellectual properties, LLC USA Carolus by Gedore, Manufacturer: Carolus