Apple Thread Gauge

The convenient Apple Thread Gauge allows quick, easy checking of thread diameter, threads per inch and length of any bolt or screw from #2 to 5-16".

For accurate, instant identification of imperial and metric screws. It saves time and prevents costly errors. Valuable time and money is lost each year by people using the wrong size screws.

This is especially true when it comes to guessing metric screw sizes.

Now an easy-to-use, foolproof tool eliminates these problems.

With precision machined threads, the Thread Gauge gives you all the information you need to accurately identify all types of screws in both imperial and metric sizes - machine screws, bolts, wood screws, sheet metal screws and even cotter pins and rivets. It's so simple, anyone can use it - instantly.

Crafted with pride in America, the Thread Gauge fits easily into your shirt pocket for convenient use whenever you need it.

Manufactured from high-impact styrene. 36R super inch tool contains tap and clearance drill data.

Actual Size 5 1-8" high x 3" wide x .118" thick.