Felt Polishing Bobs
& Ring Buffs
OSTONFELT Company Inc.
Boston Felt offers one of the widest selections of bob styles and sizes in the world. In addition, all bobs are available in four stocked densities: soft, medium, hard and rock hard. Flint hard and diamond hard are available as non stocked standards. Custom profiles and sizes can be manufactured.
| Tool & Die | Glass Polishing | Inside Rings | Dental |
| Molds | Windshield Repair | Tube Polishing | Plastic Parts |
| Plastic Part Line Removal | Jewelry | Medical Parts | All Metals |
The most complete line of polishing felt in the world. If you do not see what you want, ask about custom sizes. We welcome specials. Most items available in soft, medium, hard, and rock hard. Flint hard and diamond hard are available as non-stocked standards.
| Style | Dia. | Length | Style | Dia. | Length | ||||
| 1 | 3/8" | 3/4" | 8 | 5/8" | ---- | ||||
| 2 | 5/16" | 3/8" | 9 | 3/4" | ---- | ||||
| 3 | 1/4" | 3/4" | 10 | 7/8" | ---- | ||||
| 4 | 5/16" | 5/8" | 11 | 11/16" | 1/4" | ||||
| 5 | 3/8" | 5/8" | 12 | 7/8" | 1/4" | ||||
| 6 | 11/16" | 3/16" | 13 | 7/8" | 7/16" | ||||
| 7 | 7/8" | 3/16" | All hard except #13 - extra soft. | ||||||
| Style | Dia. | Length | Shank | Style | Dia. | Length | Shank | Style | Dia. | Length | Shank | ||||||||
| B-1 | 1/4" | 1/4" | 1/8" | B-8 | 3/4" | 3/4" | 1/8" | B-15 | 1 1/4" | 1" | 1/4" | ||||||||
| B-2 | 1/4" | 3/8" | 1/8" | B-9 | 3/4" | 1" | 1/8" | B-16 | 1 1/4" | 1 1/4" | 1/4" | ||||||||
| B-3 | 3/8" | 3/8" | 1/8" | B-10 | 3/4" | 1 1/2" | 1/8" | B-17 | 1 1/2" | 1" | 1/4" | ||||||||
| B-4 | 3/8" | 1/2" | 1/8" | B-11 | 1" | 1" | 1/4" | B-18 | 1 1/2" | 1 1/2" | 1/4" | ||||||||
| B-5 | 1/2" | 1/2" | 1/8" | B-12 | 1" | 1 1/4" | 1/4" | B-19 | 2" | 1" | 1/4" | ||||||||
| B-6 | 1/2" | 3/4" | 1/8" | B-13 | 1" | 1 1/2" | 1/4" | B-20 | 2" | 1 1/2" | 1/4" | ||||||||
| B-7 | 1/2" | 1" | 1/8" | B-14 | 1" | 2" | 1/4" | B-21 | 2" | 2" | 1/4" |
| Style | Dia. | Length | Shank |
| SB-1 | 3/8" | 1/2" | 1/8" |
| SB-1A | 1/2" | 1" | 1/8" |
| SB-1B | 3/4" | 1 1/2" | 1/4" |
| SB-1C | 1" | 2" | 1/4" |
| SB-2 | 1/4" | 1/4" | 1/8" |
| SB-2S | 3/8" | 1/2" | 1/8" |
| SB-2A | 1/2" | 1/2" | 1/8" |
| SB-2B | 3/4" | 3/4" | 1/8" |
| SB-2C | 1" | 1" | 1/4" |
| SB-3 | 3/8" | 1/2" | 1/8" |
| SB-3A | 1/2" | 1" | 1/8" |
| SB-3B | 3/4" | 1 1/2" | 1/4" |
| SB-3C | 1" | 2" | 1/4" |
| SB-4A | 1/2" | 3/4" | 1/8" |
| SB-4B | 3/4" | 1" | 1/4" |
| SB-4C | 1" | 1 1/4" | 1/4" |
| SB-5 | 3/8" | 1/2" | 1/8" |
| SB-5A | 1/2" | 3/4" | 1/8" |
| SB-5B | 3/4" | 1" | 1/4" |
| SB-5C | 1" | 1 1/4" | 1/4" |
| SB-6A | 1/2" | 1/2" | 1/8" |
| SB-6B | 3/4" | 3/4" | 1/4" |
| SB-6C | 1" | 1" | 1/4" |
| Style | Dia. | Length |
| Pointed | 1/4" | 3/8" |
| Pointed | 1/4" | 1/2" |
| Pointed | 3/8" | 3/4" |
| Pointed | 1/2" | 1" |
| Pointed | 3/4" | 1 1/2" |
| Pointed | 1" | 2" |
| Round | 3/8" | 3/4" |
| Round | 1/2" | 1" |
| Round | 3/4" | 1 1/2" |
| Round | 1" | 2" |
| Cylinder | 1/4" | 3/8" |
| Cylinder | 3/8" | 1/2" |
| Cylinder | 1/2" | 1/2" |
| Dia. | Length | Type |
| 9/16" - 5/16" (infants) | 3" | Reg. |
| 9/16" - 5/16" (infants | 3" | Hard |
| 3/4" - 9/16" | 3" | Reg. |
| 3/4" - 9/16" | 3" | Hard |
| 7/8" - 5/8" | 4" | Reg. |
| 7/8" - 5/8" | 4" | Hard |
| 1" - 11/16" | 5" | Reg. |
| 1 - 11/16" | 5" | Hard |
| 1 1/16" - 3/4" | 6" | Reg. |
| Dia. | Length | Type |
| 3/4" - 9/16" | 3" | Reg. |
| 7/8" - 5/8" | 4" | Reg |
| Dia. | Length | Type |
| 3/4" - 9/16" | 3" | Reg. |
| 3/4" - 9/16" | 3" | Hard |
| 7/8" - 5/8" | 4" | Reg. |
| 7/8" - 5/8" | 4" | Hard |
Long and short runs! Fast quotes! Speedy delivery! Friendly Service! High Quality!
OSTONFELT Company Inc.