Screw Check'r, Inch Checker
Identify Screws Instantly with the Screw Chek'r
- Easy-to-use, pocket sized tool
- Accurately identify many types of screws the first time
- For DIYers, handymen, and mechanics to save time and money by
- Machine, wood, and sheet metal screws, bolts, cotter pins and rivets from No. 1 through 5/16 inch in NC, NF, and NS pitches
- Can also be used to straighten bent screws and clean rust from threads