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| Code No. | Height (H) in inches | Width (W) in inches | Bore (B) in inches | WT./FT. in lbs | Length Up To in feet | ||
| DB-302 | 2 | 4 | SOLID | 3.9 | 60 | ||
| DB-303 | 3-1/2 | 4-1/2 | 1 | 8 | 60 | ||
| DB-304 | 5 | 5 | 2-1/2 | 9.8 | 60 | ||
| DB-305 | 5 | 6-1/2 | 2-1/2 | 13 | 40 | ||
| DB-305A | 5-1/2 | 6 | 2-1/2 | 13.9 | 40 | ||
| DB-306 | 6 | 6-1/2 | 2-1/2 | 17.4 | 20 | ||
| DB-306A | 6 | 6 | 2-7/8 | 14.6 | 20 | ||
| DB-306B | 6 | 7 | 2-1/2 | 18 | 20 | ||
| DB-307 | 7 | 10 | 3 | 34.1 | 20 | ||
| DB-307A | 7 | 10 | 3-1/2 | 30 | 20 | ||
| DB-308 | 8 | 8 | 3 | 28.2 | 20 | ||
| DB-309 | 8 | 10 | 3 | 39.5 | 20 | ||
| DB-309A | 9 | 10 | SOLID | 50.7 | 20 | ||
| DB-310 | 10 | 10 | 4 | 42.4 | 20 | ||
| DB-311 | 10 | 12 | 4 | 60 | 20 | ||
| DB-312 | 12 | 12 | 5 | 65 | 20 | ||
| DB-313 | 12 | 12 | 4 | 68.5 | 20 | ||
| DB-314 | 14 | 14 | 6 | 83 | 20 | ||