| SKU | Info/Size |
| 30881VB1 | Hole Sizes: 1/8, 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2, Shank Size: 1/4 |
| 30882VB2 | Hole Sizes: 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 15/16, 1, Shank Size: 3/8 |
| 30883VB3 | Hole Sizes: 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, Shank Size: 3/8 |
| 30884VB4 | Hole Sizes: 3/16, 1/4, 5/16, 3/8, 7/16, 1/2, Shank Size: 1/4 |
| 30886VB6 | Hole Sizes: 3/8, 1/2, Shank Size: 1/4 |
| 30887VB7 | Hole Sizes: 7/8 (for 1/2 conduit), Shank Size: 3/8 |
| 30888VB11 | Hole Sizes: 7/8, 1-1/8 (for 1/2 and 3/4 conduit), Shank Size: 3/8 |
| 30908VB8 | Hole Sizes: 3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, Shank Size: 3/8 |
| 30909VB9 | Hole Sizes: 7/8, 1-1/8, 1-7/32, Shank Size: 3/8 |
| 30912VB12 | Hole Sizes: 7/8, 1-1/8, 1-7/32, 1-1/4, 1-3/8, Shank Size: 3/8 |
| 30925VBX8 | Hole Sizes: 8" (203mm) Extension. Fits 3/8 (9.5mm) shank & larger. 1 per pack., Shank Size: 3/8 |