Head Style: Flat Head; Material: 316 Stainless Steel; Product Name: Phillips Self Tapping Screw Weight: 57g; Package Content: 40 x Phillips Self Tapping Screws; Thread Size: M4.2 x 13mm / 0.17" x 0.5"(D * L) Head Size: 8 x 3mm / 0.3" x 0.12"(D * T); Bit…