S120,A/F 120mm,Back Up Wrench
Designed to provide reliable counter-torque during bolting operations, the RIVERLAKE S Series Back Up Wrench delivers exceptional strength, durability, and adaptability. It is precision‑machined from high‑grade alloy steel to withstand demanding industrial environments and high‑torque applications.
Description
Series: S | Product Line: Industrial Tools
Key Features & Benefits:
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High‑strength alloy steel construction – Manufactured entirely from 42CrMo alloy steel through full machining, offering an excellent combination of high strength and superior toughness.
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Advanced corrosion protection – Treated with anti‑rust primer followed by an enamel topcoat, ensuring long‑lasting resistance to corrosion and wear.
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Grade 12.9 heavy‑duty adjusting bolt – Features a high‑strength adjusting bolt (property class 12.9) with a wide adjustment range, allowing the wrench to accommodate various spatial requirements and bolt configurations.
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Increased local thickness – Provides greater torque support, reducing the risk of deformation or tool failure under high load.
Specifications
| Torque Wrench Model Number | S120 |
| A/F Size Metric(mm) | 120 |
| A/F Size Imperial（inch） | 4-3/4” |
| Max Torque(Nm) | 36607 |
| Max Torque(Ft.lbs) | 27000 |
Dimensions
Click to enlarge image
Series Comparison
| Model | A/F Size(mm) | A/F Size(inch) | Max Torque(Nm) | Max Torque(Ft.lbs) | A/mm | B/mm | C/mm | D/mm | E/mm | F/mm | G/mm | H/mm |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| S30 | 30 | 1-3/16” | 3254 | 2400 | 50 | 30.2 | 85 | 30 | 18 | 9 | 15 | M12 |
| S36 | 36 | 1-7/16” | 3390 | 2500 | 58 | 36.2 | 90 | 30 | 18 | 9 | 15 | M12 |
| S41 | 41 | 1-5/8” | 4745 | 3500 | 64 | 41.2 | 99 | 30 | 19 | 9.5 | 15 | M12 |
| S46 | 46 | 1-13/16” | 4745 | 3500 | 74 | 46.2 | 107 | 30 | 24 | 12 | 15 | M14 |
| S50 | 50 | 2” | 5559 | 4100 | 80 | 50.2 | 115 | 30 | 24 | 12 | 15 | M14 |
| S55 | 55 | 2-3/16” | 5694 | 4200 | 85 | 55.2 | 122.5 | 30 | 24 | 12 | 15 | M14 |
| S57 | 57 | 2-1/4” | 5830 | 4300 | 92 | 60.2 | 131 | 34 | 24 | 12 | 15 | M14 |
| S60 | 60 | 2-3/8” | 5830 | 4300 | 100 | 65.2 | 145 | 34 | 29 | 14.5 | 16 | M16 |
| S65 | 65 | 2-9/16” | 6169 | 4500 | 106 | 70.3 | 158 | 40 | 29 | 14.5 | 16 | M16 |
| S70 | 70 | 2-3/4” | 7592 | 5600 | 115 | 75.3 | 167.5 | 40 | 29 | 14.5 | 16 | M16 |
| S75 | 75 | 2-15/16” | 8542 | 6300 | 125 | 80.4 | 182.5 | 44 | 34 | 17 | 20 | M18 |
| S80 | 80 | 3-1/8” | 9491 | 7000 | 130 | 85.4 | 195 | 44 | 34 | 17 | 20 | M18 |
| S85 | 85 | 3-3/8” | 9762 | 7200 | 135 | 90.4 | 202.5 | 50 | 39 | 19.5 | 22 | M24 |
| S90 | 90 | 3-9/16” | 9897 | 7300 | 140 | 95.4 | 210 | 50 | 39 | 19.5 | 22 | M24 |
| S95 | 95 | 3-3/4” | 12202 | 9000 | 145 | 95.4 | 220 | 50 | 39 | 19.5 | 22 | M24 |
| S100 | 100 | 3-15/16” | 32539 | 24000 | 152 | 100.4 | 230 | 55 | 44 | 22 | 25 | M27 |
| S105 | 105 | 4-1/8” | 32539 | 24000 | 160 | 105.4 | 245 | 55 | 44 | 22 | 25 | M27 |
| S110 | 110 | 4-5/16” | 32539 | 24000 | 168 | 110.4 | 255 | 55 | 44 | 22 | 25 | M27 |
| S115 | 115 | 4-1/2” | 33895 | 25000 | 175 | 115.5 | 270 | 55 | 44 | 22 | 25 | M27 |
| S120 | 120 | 4-3/4” | 36607 | 27000 | 180 | 120.5 | 280 | 60 | 49 | 24.5 | 28 | M30 |
| S130 | 130 | 5-1/8” | 36607 | 27000 | 192 | 130.5 | 300 | 60 | 49 | 24.5 | 28 | M30 |
| S135 | 135 | 5-5/16” | 36607 | 27000 | 198 | 135.5 | 315 | 60 | 49 | 24.5 | 28 | M30 |
| S145 | 145 | 5-11/16” | 37962 | 28000 | 210 | 145.5 | 335 | 60 | 54 | 27 | 28 | M30 |
Downloads
| – | File Name | File Type |
|---|---|---|
 | Back Up Wrench | English |
| 止回扳手图册 | 中文 |
| English | |
| 中文 |