16
Head changes are quick and easy without the need for recalibration.
■ Drive Sizes: 1/4
"
through 3/4
"
■Accept variety of heads to suit specific application requirements.
■Common center principal allows simple exchange or
replacement of heads without need for recalibration.
■Choice of micrometer adjustable or single setting (preset) models.
■Accuracy is ±4% of setting right hand and ±6% of setting left
hand within upper 80% of scale.
CHA-23
CH-150
“Click” Type Torque Sensing Wrenches
“A” Size Interchangeable Heads
“Click” Type Torque Sensing Wrenches
Interchangeable Head “A” Size Series
Micrometer Adjustable Wrench – “A” Size
Model No. Range Graduations Length Weight
in.-lb. Nm in.-lb. Nm in. mm lb. kg
CH-150 30–150 3.4–17 1.0 .113 9 228.6 1.0 0.5
If calibration certification is required, request at time of purchase.
Single Setting (Preset) Wrench – “A” Size*
Model No. Range Length Weight
Nm in.-lb. ft.-lb. cm-kg in. mm lb. kg
CHA-6 1.2–6 10–50 .8–4.2 12–60 5.32 135.0 0.17 0.075
CHA-11 2.2–11 20–100 1.6–8 23–115 5.75 146.1 0.3 0.1
CHA-23 4.6–23 40–200 3.4–17 46–230 7.75 196.9 0.4 0.2
If calibration certification is required, request at time of purchase (extra charge).
NOTE:
Single setting wrenches do not have a scale and must be set on torque tester.
When ordering these preset tools, specify desired torque setting.
1
Distributed by :
All-Spec Industries Ph: 800-537-0351 Web: www.all-spec.com
Wilmington, NC Fx: 800-379-9903 Email: sales@all-spec.com
17
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.
Head Adapter “A”
Weld custom heads to
adapters to couple with
“A” handles.
28522
The 28522 head adapter allows
you to weld on custom heads to
meet specific applications.
?
1.35
” total
.55
”
RS 122
“Click” Type Torque Sensing Wrenches
“A” Size Interchangeable Heads
“Click” Type Torque Sensing Wrenches
Interchangeable Head “A” Size Series
Open End U.S. Standard “A”
Opening
Size Part No.
Maximum
Torque Load
in.-lb. ft.-lb. Nm
1/8 OP 42 20 1.7 2.3
5/32 OP 52 35 2.9 4.0
3/16 OP 62 45 3.8 5.1
7/32 OP 72 50 4.2 5.6
1/4 OP 82 67 5.6 7.6
5/16 OP 102 138 12 16
11/32 OP 112 193 16 22
3/8 OP 122 275 23 31
7/16 OP 142 410 34 46
1/2 OP 162 420 35 48
9/16 OP 182 420 35 48
5/8 OP 202 420 35 48
11/16 OP 222 420 35 48
3/4 OP 242 420 35 48
Open End Metric “A”
Opening
Size Part No.
Maximum
Torque Load
in.-lb. ft.-lb. Nm
7mm MO 72 71 5.9 8
8mm MO 82 133 11 15
9mm MO 92 186 16 21
10mm MO 102 274 23 31
Plain Square Drive “A”
Drive Size (in.) Part No.
1/4 PS 82
3/8 PS 122
Ratcheting Square Drive “A”
Drive Size (in.) Part No.
1/4 RS 82
3/8 RS 122
Rachet Repair Kits
Part No. Repair Kit
RS 82 V702KR
RS 182 V152KR
12 Point Box U.S. Standard “A”
Opening
Size Part No.
Maximum
Torque Load
in.-lb. ft.-lb. Nm
7/32 LB 72 50 4.0 5.6
1/4 LB 82 67 5.6 7.6
5/16 LB 102 138 12 7.6
3/8 OLB 122 275 23 31
7/16 LB 142 410 34 48
9/16 LB 182 420 35 48
SAE Size Sockets
Part No. Square
Drive (in.)
Hex
Opening (in.)
1108 1/4 1/4
1110 1/4 5/16
1112 1/4 3/8
1114 1/4 7/16
3108 3/8 1/4
3110 3/8 5/16
3112 3/8 3/8
3114 3/8 7/16
3116 3/8 1/2
3118 3/8 9/16
3120 3/8 5/8
Metric Size Sockets
Part No. Square
Drive (in.)
Hex
Opening (mm)
6mm11 1/4 6mm
7mm11 1/4 7mm
8mm11 1/4 8mm
10mm11 1/4 10mm
10mm13 3/8 10mm
11mm13 3/8 11mm
12mm13 3/8 12mm
13mm13 3/8 13mm
14mm13 3/8 14mm
15mm13 3/8 15mm
16mm13 3/8 16mm
Adapters
Part No. Female Square
Drive (in.)
Male Square
Drive (in.)
EX-372 1/4 3/8
EX-254 3/8 1/4
EX-503 3/8 1/2
Flare Nut U.S. Standard “A”
Opening
Size Part No.
Maximum
Torque Load
in.-lb. ft.-lb. Nm
7/16* LF 142 140 12 16
9/16** LF 182 275 23 31
*6 point
**12 point
Hex Keys U.S. Standard “A”
Hex Key
Size Part No.
Maximum
Torque Load
in.-lb. ft.-lb. Nm
1/16 HX 42 8 0.6 0.9
5/64 HX 52 16 1.3 1.8
3/32 HX 62 28 2.3 3.2
7/64 HX 72 44 3.6 5.0
1/8 HX 82 65 5.4 7.3
9/64 HX 92 95 7.9 11
5/32 HX 102 128 11 14
3/16 HX 122 222 18 25
7/32 HX 142 350 29 40
1/4 HX 162 420 35 48
Bit Holders
Part No. Square
Drive (in.)
Female
Hex (in.)
825 1/4 1/4
M-825 1/4 1/4 Magnetic
838 3/8 1/4
M-838 3/8 1/4 Magnetic
2
