Package Included: 50 PCS socket head screws M4-0.7 x 10mm. Thread Diameter: 4mm; Thread Pitch: 0.7mm; Screw Length: 10mm. The Button Head Socket Screws are 100% Stainless Steel 18-8 (304) which offers a high level of chemical and corrosion resistance. The corrosion proof steel, makes them last much longer than screws made of common materials. The low profile of the socket button head makes a very clean looking, and offers a much larger contact surface. Button Head Socket Screws are great to have around for use in wood and wet environments. Size:M4 x 10 mm (50 PCS) Product Specification Button socket cap screws feature a low profile, cylindrical head with a plain finish. The internal hexagonal drive hole, also known as a hex-socket drive, requires a hex socket wrench drive — commonly called an Allen wrench, hex key or Allen key driver — for quick and easy insertion. With its flush profile, button socket cap screws are ideally utilized in areas with little overhead or side clearance and suitable for light duty applications like machine assembly with removable parts and panels. Thread Diameter 4mm Pitch Size 0.7mm Screw Length 10mm Head Diameter: 7.24-7.60mm Head Heigh: 1.95-2.2 mm Specifications: ISO 7380 / DIN 9427 High Quality Stainless Steel 304 Package Included 50 x Button Head Socket Bolts Warranty Still Awake hardware has the highest quality on the market. Buy with confidence. Money back or exchange guarranteed.