NovaTork Torque Tools Catalog (Europe) 2025_EuG01 - Flipbook - Sida 7
STM Series
Larger View Window Scale (Click)
Torque Wrench
STM Series Larger View Window Scale (Click) Torque Wrench
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Accuracy: ±4% of the reading value.
Unique window scale with fine increments.
Ergonomic, non-slip handle.
Push/Pull end cap to secure the set torque value from accidental change.
This wrench is longer than normal torque wrench, more efficiently while long time using.
Alloy tube, chrome plated, high strength, more durable.
Various kinds of heads designed for different applications:
- STM model: Reversible ratchet head for both Clockwise and Counter-clockwise operation
and can be operated with 8 degrees swing in small spaces.
- STMX model: Push-through ratchet head for clockwise and counter-clockwise operation.
- STMBQL model: Tear-shaped ratchet head, both directions, easily operated reverse lever.
- STMH model: Head holder, for 9x12, 14x18, 24x32mm rectangular shank heads.
- STMR model: Round head holder Ф16, Ф22mm accommodate varied relevant round hole inserts.
1
2 Turn the handle
to adjust the torque
Pull to unlock
Double Window Scales
3 Push to lock
Reversible Ratchet Head Torque Wrench
STM Model
Both directions, 8° swing suitable for confined space
Matching
Sockets
Metric
Item No.
STM125
STM250
STM260
STM2100
STM3100
STM3150
STM3200
Square
Drive
1/4"
3/8"
3/8"
3/8"
1/2"
1/2"
1/2"
Torque Range
N.m
Lb.ft
5-25
4-20
10-50
8-40
10-60
9-45
20-100
15-75
20-100
15-75
30-150 25-115
40-200 30-150
Square
Torque Range
Increment Length Width Weight
Drive
N.m
Lb.ft
N.m
mm mm kg
STM3300
1/2" 60-300 45-225
1.5
551 40 1.4
STM3340
1/2" 60-340 50-250
2
551 40 1.4
STM3400
1/2" 80-400 60-300
2
700 40 1.65
STM4550
3/4" 100-550 80-405
3
807 57 3.1
STM4750
3/4" 150-750 110-550
5
1105 60
4
STM41000 3/4" 200-1000 150-750
5
1105 60
4
STM51500
1" 300-1500 200-1100
10
1260 72 4.5
Increment Length Width Weight
N.m
0.2
0.5
0.5
0.5
0.5
1
1
mm
321
387
387
433
433
463
491
Item No.
mm kg
30 0.82
38
1
38
1
38 1.1
38 1.1
40 1.2
40 1.25
2
