2a thread class right-hand 0.790" overall length 20 thread quantity per inch cadmium surface treated double clamping action open frame type unef thread series
2b thread class right-hand any acceptable overall width 28 thread quantity per inch cadmium surface treated clamp, angle tie strap type un thread series
2b thread class right-hand 1.062" overall length 18 thread quantity per inch nickel surface treated double clamping action open frame type unef thread series
2b thread class right-hand 0.828" overall length 20 thread quantity per inch nickel surface treated double clamping action open frame type unef thread series
2b thread class right-hand 0.828" overall length 20 thread quantity per inch anodize surface treated double clamping action open frame type unef thread series