Product Overview
Start and open your hole with 5 common bolt sizes per tool up to 1/2” deep using a standard drill! Each step reamer is treated with blue steam tempering to maximize tool life. Cut through diameter sizes with a max depth of 1/2". 5 incremental diameter sizes for all common bolt hole sizes. Each step reamers has a 3-Flat Non Slip Shank. Great for starting a hole or enlarging an existing one!
Includes Carrying Case!
Suitable for Drilling:
- Steel
- Aluminum
- Brass
- Plastic
Kit Includes:
| SKU | Max Depth | Step 1 | Step 2 | Step 3 | Step 4 | Step 5 |
| 19X312E5562 | 1/2" | 5/16” | 3/8” | 7/16” | 1/2” | 9/16” |
| 19X562E5812 | 1/2" | 9/16” | 5/8” | 11/16” | 3/4” | 13/16” |
| 19X812E51062 | 1/2" | 13/16” | 7/8” | 15/16” | 1” | 1-1/16” |
Unibor is a global leader in the design and manufacture of cutting tools for industry. A division of OSL Cutting Technologies whose manufacturing heritage dates back to 1864. With over 150 years of manufacturing excellence, Unibor has a solution for any of your metal holecutting needs. Their wide range of magnetic drills, annular cutters, step drills, hole saws and more are market leaders in design and manufacture. With two manufacturing sites in Sheffield, England and global supply chain, Unibor delivers the strongest product offering to our customers. Unibor USA is serviced by their team and facilities in Lombard, Illinois who have over 35 years’ experience servicing the USA industrial market.
