Simply match the threads on any screw or bolt with the tip of the thread gauge; if the threads align perfectly, you have correctly identified the thread pitch as shown in the diagram below.

2 Years Warranty
Quote
| SKU | Range | Blades | Thread | Availability |
Price
+VAT
|
Cart
Quote
|
|---|---|---|---|---|---|---|
| 4820-124 | 0.25-7.00 mm | 24 | 60° - metric | 14 available |
+VAT
€12,80
|
|
| 4820-230 | 4-42 TPI | 30 | 60° - unified | 10 available |
+VAT
€15,20
|
|
| 4820-328 | 4-62 TPI | 28 | 55° - Whitworth | 4 available |
+VAT
€15,10
|
|
| 4820-452 | 0.25-6.00 mm & 4-62 TPI | 52 | 60° - metric & 55° - Whitworth | 38 available |
+VAT
€11,90
|
|
| 4820-450 | 0.4-7.00 mm & 4-62 TPI | 50 | 60° - metric & 55° - Whitworth | 6 available |
+VAT
€15,40
|