Prima® Dental Classic Steel burs are purpose built for general dentistry tasks, ideal for cavity preparation and dentine removal. Our steel burs combine detailed design with the highest quality alloy steel.
Prima Dental Classic Steel burs are purpose built for general dentistry tasks, ideal for cavity preparation and dentine removal. Our steel burs combine detailed crosscut designs with the highest quality alloy steel. Robust and flexible, Prima Dental Classic Steel burs are strong enough to cut through crowns and sensitive enough not to shatter porcelain.
| US NO. | DIAMETER | SHANK DIAMETER (MM) | ISO NO | |
| RA 1 SS | 008 | |||
| RA ½ SS | 006 | |||
| RA 10 | 027 | |||
| RA 11 | 029 | |||
| RA 12 | 031 | |||
| RA 2 SS | 010 | |||
| RA 3 SS | 012 | |||
| RA 4 SS | 014 | |||
| RA 5 SS | 016 | |||
| RA 6 SS | 018 | |||
| HP 7 | 021 | |||
| RA 8 | 023 | |||
| RA 9 | 025 |
| US NO. | DIAMETER | SHANK DIAMETER (MM) | ISO NO | |
| RA 33½ | 006 | |||
| RA 34 | 008 | |||
| RA 35 | 010 | |||
| RA 36 | 012 | |||
| HP 37 | 014 | |||
| RA 38 | 016 | |||
| RA 39 | 018 | |||
| RA 40 | 021 | |||
| RA 41 | 023 | |||
| RA 42 | 025 |
| US NO. | DIAMETER | SHANK DIAMETER (MM) | ISO NO | |
| RA 557 | 010 | |||
| RA 558 | 012 | |||
| RA 559 | 014 | |||
| RA 56 | 008 | |||
| RA 56½ | 009 | |||
| RA 560 | 016 | |||
| RA 561 | 018 | |||
| RA 562 | 021 | |||
| RA 563 | 023 | |||
| RA 57 | 010 | |||
| RA 58 | 012 | |||
| RA 59 | 014 | |||
| RA 60 | 016 |
| US NO. | DIAMETER | SHANK DIAMETER (MM) | ISO NO | |
| RA 699½ | 009 | |||
| RA 700 | 010 | |||
| RA 701 | 012 | |||
| HP 702 | 016 | |||
| RA 703 | 021 | |||
| RA 704 | 023 |
| US NO. | DIAMETER | SHANK DIAMETER (MM) | ISO NO | |
| FG FLA 016 | 016 | |||
| FG PERIO 009 | 009 |
| US NO. | DIAMETER | SHANK DIAMETER (MM) | ISO NO | |
| RA E | 031 | |||
| RA F | 027 | |||
| RA H | 018 | |||
| RA I | 016 |
| US NO. | DIAMETER | SHANK DIAMETER (MM) | ISO NO | |
| RA G | 023 | |||
| RA H | 018 | |||
| RA K | 014 |