50 PCS M4 x 20/25/30/35/40mm Button Head Socket Cap Screw Assortment, Stainless Steel 18-8 (304), Bright Finish Size:M4 x 20/25/30/35/40mm Closed Cell Foam StripAdjustable and

Closed Cell Foam StripAdjustable and Flexible

no pinhole and other blemishes

Detecting Distance : 4mm(+/-10%)

Prime-Line 9182587 Socket Set Screws

50 PCS M4 x 20/25/30/35/40mm Button Head Socket Cap Screw Assortment, Stainless Steel 18-8 (304), Bright Finish Size:M4 x 20/25/30/35/40mm Closed Cell Foam StripAdjustable and50 PCS M4 x 20 25 30 35 40mm Button Head Socket Cap Screw Assortment, Stainless Steel 18 8 (304), Bright Finish Product Specification Socket cap screws are commonly used in machine parts, die fixturing, and clamping. The socket head enables driving where there is not sufficient space for wrenches or sockets. Button socket cap screws offer a wider bearing surface and high tensile strength but are still low profile like other socket cap screws. Allen