Striking Open-End Wrench
The striking open-end wrench is a robust single-ended wrench with a 15° offset open jaw and a striking face at the end of the handle. It is designed for particularly demanding assembly work on large bolted connections. Its phosphate finish and manufacture to DIN 133 support durable industrial use.

Main benefits
- robust single-ended design with a striking face,
- 15° offset open jaw for improved access to the connection,
- fine chrome-molybdenum steel for demanding assembly work,
- durable phosphate-finished surface,
- manufactured to DIN 133,
- wide range of metric sizes from 22 to 220 mm.
Suitable applications
- loosening and tightening large bolted connections,
- heavy industrial assembly and disassembly,
- machinery production and maintenance,
- steelwork, power generation and heavy-equipment service.
How to select the correct size
The open-jaw size must match the across-flats dimension of the nut or bolt head. Before use, make sure the wrench is fully and securely seated on the fastener and select a hammer and working method appropriate for the specific application.
Available sizes
| Size | Overall length L | Weight |
|---|---|---|
| 22 mm | 180 mm | 300 g |
| 24 mm | 180 mm | 280 g |
| 27 mm | 181 mm | 385 g |
| 30 mm | 188 mm | 525 g |
| 32 mm | 196 mm | 530 g |
| 36 mm | 211 mm | 755 g |
| 41 mm | 227 mm | 920 g |
| 46 mm | 256 mm | 1,305 g |
| 50 mm | 281 mm | 1,565 g |
| 55 mm | 310 mm | 2,305 g |
| 60 mm | 321 mm | 2,310 g |
| 65 mm | 351 mm | 3,300 g |
| 70 mm | 370 mm | 4,555 g |
| 75 mm | 390 mm | 4,460 g |
| 80 mm | 406 mm | 6,115 g |
| 85 mm | 406 mm | 5,740 g |
| 90 mm | 456 mm | 8,040 g |
| 95 mm | 456 mm | 8,160 g |
| 100 mm | 500 mm | 11,800 g |
| 105 mm | 500 mm | 11,200 g |
| 110 mm | 500 mm | 14,000 g |
| 115 mm | 525 mm | 13,800 g |
| 120 mm | 525 mm | 18,000 g |
| 125 mm | 545 mm | 17,800 g |
| 130 mm | 575 mm | 21,000 g |
| 135 mm | 575 mm | 20,400 g |
| 140 mm | 575 mm | 20,000 g |
| 145 mm | 640 mm | 28,500 g |
| 150 mm | 640 mm | 28,300 g |
| 155 mm | 640 mm | 28,000 g |
| 160 mm | 640 mm | 28,400 g |
| 165 mm | 715 mm | 42,000 g |
| 170 mm | 715 mm | 39,000 g |
| 175 mm | 715 mm | 39,000 g |
| 180 mm | 715 mm | 40,000 g |
| 185 mm | 715 mm | 39,500 g |
| 190 mm | 800 mm | 53,000 g |
| 195 mm | 800 mm | 52,000 g |
| 200 mm | 800 mm | 51,000 g |
| 205 mm | 800 mm | 51,000 g |
| 210 mm | 800 mm | 50,500 g |
| 220 mm | 800 mm | 48,000 g |
Need help selecting the correct size?
Send us the required dimension and details of the application. JENPEX will help you select a suitable striking open-end wrench.
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