Coil Loop & Locator Magnets
Magnetic Coil Thread & Ferrule Locators
Magnetic Coil Thread Protectors & Magnetic Ferrule Locators are made with a threaded steel stud. The base contains a strong neodymium magnet encased in a urethane shell. The base has a square recess machined into it to accommodate a 1/2″ ratchet driver for easy removal from concrete. Custom threading & stud lengths are available to manufacture. Please contact a Fister Inc representative with technical questions & for a quote.
Description | Stud Diameter | Stud Length | Part Number |
1/2″ Magnetic Coil Thread Protector | 1/2″ | 2-1/4” | COIL-CMB500 |
3/4″ Magnetic Coil Thread Protector | 3/4″ | 2-1/2” | COIL-CMB750 |
1” Magnetic Coil Thread Protector | 1” | 2-3/4” | COIL-CMB1000 |
1-1/4” Magnetic Coil Thread Protector | 1-1/4” | 2-3/4” | COIL-CMB1250 |
1-1/2” Magnetic Coil Thread Protector | 1-1/2” | 3-1/4” | COIL-CMB1500 |
1/4″ Magnetic Ferrule Locator | 1/4″ | 1/2″ | FER-FMB250 |
3/8” Magnetic Ferrule Locator | 3/8” | 1/2″ | FER-FMB375 |
1/2″ Magnetic Ferrule Locator | 1/2″ | 3/4″ | FER-FMB500 |
5/8” Magnetic Ferrule Locator | 5/8” | 3/4″ | FER-FMB625 |
3/4″ Magnetic Ferrule Locator | 3/4″ | 3/4″ | FER-FMB750 |
7/8” Magnetic Ferrule Locator | 7/8” | 3/4″ | FER-FMB875 |
1” Magnetic Ferrule Locator | 1” | 3/4″ | FER-FMB1000 |
1-1/8” Magnetic Ferrule Locator | 1-1/8” | 1-1/2” | FER-FMB1125 |
1-1/4” Magnetic Ferrule Locator | 1-1/4” | 2” | FER-FMB1250 |
1-1/2” Magnetic Ferrule Locator | 1-1/2” | 2” | FER-FMB1500 |
Magnetic PVC Locators
Magnetic PVC Locators are used to mount schedule 40 PVC pipe to a steel form eliminating the need to drill holes in the form. The PVC Locators are made with a steel core with a strong neodymium magnet in the base. The base has a threaded hole to allow for easy removal from PVC after casting. Custom PVC Locators are available to be made upon request. Please contact a Fister Inc representative with technical questions & for a quote.

PVC Diameter | Thread Diameter | Part Number |
1-1/4” | N/A | PVC-PVCPM114 |
1-1/2” | 5/16” NC | PVC-PVCPM112 |
2” | 3/8” NC | PVC-PVCPM2 |
2-1/2” | 3/8” NC | PVC-PVCPM212 |
3” | 3/8” NC | PVC-PVCPM3 |
4” | 3/8” NC | PVC-PVCPM4 |
6” | 3/8” NC | PVC-PVCPM6 |

Magnetic Conduit Locators
Magnetic Conduit Locators are used to mount electrical conduit to a steel form quickly eliminating the need to drill holes in the form. The Conduit Locator is available with a 1/2″ thick magnetic base in 2 diameters for use on flat forms & a 1/2″ thick magnetic base with a radius for radius forms. The Conduit Locator is attached/removed from the magnetic base using a 1/2″ socket. Custom sizes of the magnetic base & Conduit Locator are available upon request. Please contact a Fister Inc representative with technical questions & for a quote.
Description | Diameter | Length | Conduit Coupler Size | Part Number |
1/2″ x 2-5/8” Flat Base Magnet | 2-5/8” | 1/2″ | N/A | MBPUP |
1/2” x 2-5/8” Radius Base Magnet | 2-5/8” | 1/2″ | N/A | MBPUP-R |
1/2″ x 3” Flat Base Magnet | 3” | 1/2″ | N/A | MBPUP-3 |
Conduit Locator | 1” | 0.76” | 3/4″ | UPC-750UPC |
Conduit Locator | 1.30” | 0.95” | 1” | UPC-1000UPC |
Conduit Locator | 1.64” | 1.20” | 1-1/4” | UPC-1250UPC |
Conduit Locator | 1.875” | 1.275” | 1-1/2” | UPC-1500UPC |
Conduit Locator | 2.35” | 1.30” | 2” | UPC-2000UPC |