Precision threaded tools for complete, instant identification of INCH and METRIC screws.
Screw Chek’r tells you everything you need to completely identify all types of screws, both inch and metric, machine screws, bolts, wood screws, sheet-metal screws, even cotter pins and rivets. It’s so simple, anyone can use it..instantly.
2110 - Inch2120 - Metric2130 - Metric2140 - Inch32R - Inch34R - Metric36R - Inch