• M6 Stainless Steel  Coach screws 
• hexagonal headed (hex) heavy-duty woodscrew that screws straight into wood or masonry. Their primary use is generally to fasten heavy timber into position

ABOUT A2 STAINLESS STEEL THREAD

A2 stainless steel is often referred to as 304 or 18/8 Stainless. 18/8 actually refers to the amount of chromium and nickel in the alloy - 18% chromium and 8% nickel.

A2 stainless is the most common type of steel used for the manufacture of fasteners and is suitable for general use.