A Marine Hall stockless anchor is a type of marine anchor made from cast steel, commonly used on ships. It's designed to be a versatile anchor, suitable for various sea bottom conditions, and comes in different types (A, B, C) primarily differentiated by the length of the anchor shank. These anchors are known for their rugged construction and ability to hold in sand and mud, making them a popular choice for ships.
Key features and characteristics:
Design: Stockless, meaning it doesn't have a stock (the horizontal bar at the top of some anchors).
Finishing: Often black tarred painted or hot dip galvanized for corrosion protection.
Holding Power: Known for good holding power in softer bottoms like sand and mud, with a high holding-to-weight ratio.
Versatility: Suitable for a range of sea bottom conditions, though may not be as effective in hard or rocky seabeds.
Hall Stockless Casting Anchor Diagram:

Specification of Hall Stockless Casting Anchor:
| Normminal | Size(mm) |
| Weight(kg) | A Type | B Type | C Type | h | h1 | L | L1 | B1 |
| 40 | 557 | 557 | 430 | 303 | 67 | 450 | 303 | 198 |
| 60 | 637 | 637 | 492 | 347 | 76 | 492 | 347 | 227 |
| 100 | 760 | 760 | 590 | 410 | 90 | 584 | 410 | 270 |
| 125 | 814 | 814 | 629 | 443 | 97 | 629 | 443 | 290 |
| 150 | 866 | 866 | 665 | 470 | 103 | 670 | 470 | 308 |
| 180 | 919 | 919 | 718 | 500 | 110 | 710 | 500 | 327 |
| 240 | 1019 | 1019 | 788 | 552 | 121 | 784 | 552 | 361 |
| 300 | 1095 | 1095 | 850 | 595 | 130 | 844 | 595 | 388 |
| 360 | 1160 | 1160 | 898 | 630 | 138 | 898 | 630 | 412 |
| 420 | 1160 | 1160 | 946 | 660 | 145 | 946 | 660 | 434 |
| 480 | 1222 | 1222 | 986 | 690 | 152 | 988 | 690 | 454 |
| 570 | 1355 | 1355 | 1042 | 732 | 161 | 1042 | 732 | 481 |
| 660 | 1356 | 1356 | 1093 | 769 | 169 | 1096 | 769 | 506 |
| 780 | 1506 | 1506 | 1170 | 813 | 178 | 1160 | 813 | 535 |
| 900 | 1580 | 1580 | 1215 | 855 | 188 | 1220 | 855 | 560 |
| 1020 | 1645 | 1645 | 1268 | 891 | 195 | 1268 | 891 | 584 |
| 1140 | 1705 | 1705 | 1316 | 926 | 203 | 1319 | 926 | 605 |
| 1290 | 1778 | 1778 | 1378 | 965 | 211 | 1374 | 965 | 630 |
| 1440 | 1844 | 1844 | 1448 | 1001 | 219 | 1430 | 1001 | 655 |
| 1590 | 1906 | 1906 | 1511 | 1035 | 226 | 1475 | 1035 | 677 |
| 1740 | 1966 | 1966 | 1571 | 1068 | 234 | 1517 | 1068 | 698 |
| 1920 | 2031 | 2031 | 1602 | 1104 | 241 | 1568 | 1104 | 722 |
| 2100 | 2093 | 2093 | 1651 | 1136 | 249 | 1614 | 1136 | 743 |
| 2280 | 2150 | 2150 | 1716 | 1165 | 255 | 1657 | 1165 | 493 |
| 2460 | 2207 | 2207 | 1785 | 1194 | 262 | 1700 | 1194 | 784 |
| 2640 | 2259 | 2259 | 1843 | 1221 | 268 | 1741 | 1221 | 801 |
| 2850 | 2318 | 2318 | 1890 | 1253 | 275 | 1787 | 1253 | 822 |
| 3060 | 2374 | 2374 | 1935 | 1283 | 282 | 1832 | 1283 | 841 |
| 3300 | 2432 | 2432 | 1985 | 1317 | 288 | 1880 | 1317 | 862 |
| 3540 | 2490 | 2490 | 2032 | 1349 | 295 | 1926 | 1349 | 883 |
| 3780 | 2547 | 2547 | 2077 | 1376 | 302 | 1965 | 1376 | 902 |
| 4050 | 2310 | 2310 | 2125 | 1406 | 309 | 2008 | 1406 | 924 |
| 4320 | 2695 | 2695 | 2171 | 1435 | 316 | 2051 | 1435 | 943 |
| 4590 | 2712 | 2712 | 2216 | 1465 | 322 | 2093 | 1465 | 962 |
| 4890 | 2769 | 2769 | 2263 | 1498 | 329 | 2135 | 1498 | 984 |
| 5000 | 2800 | 2800 | 2317 | 1535 | 337 | 2185 | 1535 | 1008 |
| 5610 | 2899 | 2899 | 2369 | 1569 | 345 | 2234 | 1569 | 1031 |
| 6000 | 2965 | 2965 | 2422 | 1605 | 352 | 2284 | 1605 | 1054 |