Heat-treated, oil quenched and tempered for a uniform hardness and maximum strength. Nickel-chrome plated to resist rust and corrosion to simplify cleaning. Side 1 Wrench Size: 3/8 in. Number of Points: 6 Point. Wrench Length: 5-1/4 in.
No place to get the union nut, not enough strength to hand tighten it and I lent my 3/8 open end wrench to a friend who I haven't seen since. So you need to buy a new set. nope! Inexpensive, high quality, PRIME delivered in 48 hours and BOOM! I returned to business. I don't rent this!