Spare part for Caterpillar: New Aftermarket Hex Shank - 4C-9818 (4C9818)
New Aftermarket
Specifications:
PART NUMBER: 4C-9818
Size : 7/16 in HEX x 1 1/4 in on one end with 1/2 in square drive (male) with lock button on other end
Warranty : Lifetime
Overall Length : 2 3/4 in