What Are The Specifications For The Phillips Head Self Tapping Screw?

There are many different types of phillips head self tapping screw when the head shape is not determined. Like this type of screw, there are many types of heads, various standard and non-standard. Today we mainly talk about the iso standard cross recessed tapping screw specifications.

The ISO 7075 phillips head self tapping screw is 90°. Generally speaking, the screw of this type is to confirm the angle of the countersunk head. Usually we call this screw KA/KB. K refers to the countersunk head, A refers to the self-tapping tip, and B refers to the self-tapping flat tail.

ISO 7049 phillips head self tapping screw, this type of self-tapping screws are frequently used, widely used in construction, communications, aerospace, machinery manufacturing and other industries.

ISO 7051 is a semi-recessed self-tapping screw. Many people are wrong when measuring the size of this screw. Because the raised part of the head is included in the amount, it is not included.

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