20-0008 (+) Tapping A Small Oval
Model: 20-0008
Dia range:M4～M4
Length range:6～60
Iron (or standard), Stainless steel (303, 304,…).
Plain, Zinc blue cr6+, Zinc yellow cr6+, Trivalent zinc cr+3 color white,…
| Nominal Diameter | 4 | ||
|---|---|---|---|
| dk | Standard Dimension | 8.1 | |
| Tolerance | 0 -0.5 | ||
| k | Standard Dimension | 2.20 | |
| Tolerance | ±0.15 | ||
| Cross Recess | m | Reference | 3.9 |
| Q | Max | 1.83 | |
| Min | 1.30 | ||
| Cross Recess No. | 2 | ||
| d | Max | 4.15 | |
| Min | 4 | ||
| Based on thread pitch per 25.4mm | 16 | ||
