The square opening is 3/8” wide .
(2) Mac Tools Square Shank Replacement Handle 3/8” Pry Bar Scraper Soft Grip Lot
Lot of 4 MAC Tools USA Pliers Needle Nose Side Cutters M437G M526G M317G
Vintage MAC Tools 3/8" Square Drive Pneumatic Air Ratchet AR154 work great
USED MAC Tools 1 Inch Square Air Impact 6 Inch Anvil Extension
Mac Tools 3/8 Square Drive Impact Wrench
Mac Tools ARP114 1/4 Short Pneumatic Ratchet. MAC TOOLS Air Ratchet!
