Product Description

Quick size find, more practical and durable,
2.CNC machined from 6061 aluminum with a protective anodized finish.
3.Laseretched markings wont fade or get scratched off.
4.This product distinguishes between similar inch and metric threads .
5. METRIC THREAD SIZES -m4 x 0.7 -m5 x 0.8 -m6 x 1.0 -m7 x 1.0 -m8 x 1.0 -m8 x 1.25 -m10 x 1.0 -m10 x 1.25 -m10 x 1.5 -m12 x 1.25 -m12 x 1.5 -m12 x 1.75 -m14 x 1.5 -m14 x 2.0-16mm x 2.0
6. IMPERIAL THREAD SIZES- -#6 – 32 Fine -#8 – 32 Fine -#10 – 24 Coarse -#10 – 32 Fine -1/4 – 20 Coarse -1/4 – 28 Fine -5/16 – 18 Coarse -5/16 – 24 Fine -3/8 – 16 Coarse -3/8 – 24 Fine -7/16 – 14 Coarse -7/16 – 20 Fine -1/2 - 13 Coarse -1/2 – 20 Fine-5/8-11 Coarse 5/8-18 Fine 3/4-10 Coarse 3/4-10 Fine fine ruler with inches and centimeters on both sides.
7. The bolt size and thread gauge has common standard and metric thread sizes, Identifying Hardware from #6 to 3/4" & 4mm to 16mm. Each size has a nut and bolt checker on the same gauge.
8. The nut and bolt thread checker has 8 different size holes at 4mm, 6mm, 8mm, 10mm,12mm, 14mm, 1/4inch,1/2inch, which help you quickly and accurately determine the screws size, recommends the drill bit or tap size needed for the screw.  

Package include :

1X  Black Thread Checker

Note: if you need the Red one ,please make me an ebay note ,thanks !