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