20-U001 (+) Tapping A Flat (Import)

Model: 20-U001
Dia range:M3~M6
Length range:10~60
Iron (or standard), Stainless steel (303, 304,…).
Plain, Zinc blue cr6+, White paint, under zinc coat.
Thread Diameter | 3.5 | 4 | ||
---|---|---|---|---|
dk | Nominal Size | 7.0 | 8.0 | |
Tolerance | 0 —0.5 | |||
k | Nominal Size | 2.00 | 2.30 | |
Tolerance | 0 -0.3 | |||
Phillips Drive | m | Max | 4.1 | 4.5 |
Q | Max | 1.93 | 2.33 | |
Min | 1.40 | 1.79 | ||
Phillips Drive No. | 2 | |||
d | Max | 3.65 | 4.15 | |
Min | 3.5 | 4 | ||
Threads per 25.4mm | 18 | 16 |