"Click" Type Torque Sensing Wrenches "A" Size Interchangeable Heads Open End U.S. Standard "A" Opening Size Part No. 1/8 5/32 3/16 7/32 1/4 9/32 5/16 11/32 3/8 7/16 1/2 9/16 5/8 11/16 3/4 OP OP OP OP OP OP OP OP OP OP OP OP OP OP OP Maximum Torque Load in.-lb. ft.-lb. Nm 20 35 45 50 67 78 138 193 275 410 420 420 420 420 420 1.7 2.9 3.8 4.2 5.6 6.5 12 16 23 34 35 35 35 35 35 2.3 4.0 5.1 5.6 7.6 8.8 16 22 31 46 48 48 48 48 48 42 52 62 72 82 92 102 112 122 142 162 182 202 222 242 Open End Metric "A" Maximum Torque Load Opening Size Part No. 6mm 7mm 8mm 9mm 10mm 11mm 12mm 13MM 14mm 15mm MO 62 MO 72 MO 82 MO 92 MO 102 MO 112 MO 122 MO 132 MO 142 MO152 in.-lb. ft.-lb. Nm 62 71 133 186 274 410 420 420 420 420 5.1 5.9 11 16 23 34 35 35 35 35 7 8 15 21 31 46 48 48 48 48 Flare Nut U.S. Standard 12 Point Box U.S. Standard "A" Opening Size Part No. 7/32 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 LB 72 LB 82 LB 102 LB 122 LB 142 LB 162 LB 182 LB 202 LB 222 LB 242 Maximum Torque Load in.-lb. ft.-lb. Nm 50 67 138 275 410 420 420 420 420 420 4.0 5.6 12 23 34 35 35 35 35 35 5.6 7.6 7.6 31 48 48 48 48 48 48 12 Point Box Metric Opening Size Part No. 6mm 7mm 8mm 9mm 10mm 11mm 12mm 13mm 14mm 15mm MB 62 MB 72 MB 82 MB 92 MB 102 MB 112 MB 122 MB 132 MB 142 MB 152 Opening Size Part No. 3/8 7/16 1/2 9/16 5/8 11/16 3/4 LF LF LF LF LF LF LF "A" Maximum Torque Load 122 142 162 182 202 222 242 in.-lb. ft.-lb. Nm 130 140 200 275 325 396 420 11 12 17 23 27 33 35 15 16 23 31 37 45 48 "A" Maximum Torque Load in.-lb. ft.-lb. Nm 62 71 133 186 274 410 420 420 420 420 5.2 5.9 11 15 23 34 35 35 35 35 7 8 15 21 31 46 48 48 48 48 Hex Keys U.S. Standard Hex Key Size Part No. 1/16 5/64 3/32 7/64 1/8 9/64 5/32 3/16 7/32 1/4 HX 42 HX 52 HX 62 HX 72 HX 82 HX 92 HX 102 HX 122 HX 142 HX 162 "A" Maximum Torque Load in.-lb. ft.-lb. Nm 8 16 28 44 65 95 128 222 350 420 0.6 1.3 2.3 3.6 5.4 7.9 11 18 29 35 0.9 1.8 3.2 5.0 7.3 11 14 25 40 48 SAE Size Sockets Part No. Plain Square Drive "A" Maximum Torque Load in.-lb. ft.-lb. Nm Drive Size Part No. 1/4 3/8 PS 82 203.41 PS 122 203.41 16.95 16.95 23 23 1108 1110 1112 1114 3108 3110 3112 3114 3116 3118 3120 Square Drive (in.) Hex Opening (in.) 1/4 1/4 1/4 1/4 3/8 3/8 3/8 3/8 3/8 3/8 3/8 1/4 5/16 3/8 7/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 Bit Holders Maximum Torque Load in.-lb. ft.-lb. Nm Drive Size Part No. 1/4 3/8 RS 82 203.41 RS 182 203.41 16.95 16.95 Rachet Repair Kits Part No. Repair Kit RS 82 RS 182 V702KR V152KR 23 23 6mm11 7mm11 8mm11 10mm11 10mm13 11mm13 12mm13 13mm13 14mm13 15mm13 16mm13 Hex Opening (mm) 1/4 1/4 1/4 1/4 3/8 3/8 3/8 3/8 3/8 3/8 3/8 6mm 7mm 8mm 10mm 10mm 11mm 12mm 13mm 14mm 15mm 16mm Female Hex (in.) 825 M-825 838 M-838 1/4 1/4 3/8 3/8 1/4 1/4 Magnetic 1/4 1/4 Magnetic Part No. Female Square Drive (in.) Male Square Drive (in.) EX-372 EX-254 EX-503 1/4 3/8 3/8 3/8 1/4 1/2 Head Adapter "A" 28522 Weld custom heads to adapters to couple with "A" handles to meet specific applications. ? Ratcheting Square Drive "A" Square Drive (in.) Square Drive (in.) Adapters Metric Size Sockets Part No. Part No. NOTES: 1. "A" series drive heads are not interchangeable with "B" series heads. 2. Utica torque heads when used with Utica torque wrenches, meet the accuracy statements for Utica wrenches. We cannot guarantee accuracy when other manufacturers heads or wrenches are interchanged with a Utica part. .55" 1.35" total 15