| NO. | Size(mm) | L(mm) | Al-Cu(g) | Be-Cu(g) |
| 2018-110 | 10 | 120 | 50 | 60 |
| 2018-112 | 12 | 150 | 75 | 85 |
| 2018-114 | 14 | 150 | 75 | 85 |
| 2018-117 | 17 | 175 | 145 | 160 |
| 2018-119 | 19 | 205 | 190 | 195 |
| 2018-122 | 22 | 205 | 180 | 205 |
| 2018-124 | 24 | 250 | 295 | 330 |
| 2018-127 | 27 | 250 | 275 | 315 |
| 2018-130 | 30 | 300 | 430 | 480 |
| 2018-132 | 32 | 300 | 410 | 455 |
| 2018-136 | 36 | 305 | 580 | 650 |
| 2018-141 | 41 | 340 | 720 | 810 |
| 2018-146 | 46 | 370 | 1100 | 1230 |
| 2018-150 | 50 | 400 | 1255 | 1400 |
| 2018-155 | 55 | 430 | 1720 | 1930 |
| 2018-160 | 60 | 450 | 1900 | 2100 |
| 2018-165 | 65 | 470 | 2135 | 2360 |
| 2018-170 | 70 | 490 | 2800 | 3080 |
| 2018-175 | 75 | 510 | 3250 | 3600 |
| 2018-180 | 80 | 530 | 4030 | 4460 |
【 Usage 】: Suitable for spaces where narrow and deep recesses cannot accommodate straight shank box wrenches.
Material: divided into beryllium bronze alloy and aluminum bronze alloy