Aluminum Hex Flange Bolt M6 - 1.00 X 80mm Anodized Red. Grip Length = 55MM. Thread Length = 25MM. The drive for this bolt is an 8mm hex. These bolts have been machined from 7075-T6 Aluminum. The threads have been rolled for better fatigue resistance. Mininmum UTS 85Ksi (586Mpa). For safety critical locations or high strength applications refer to Mettec Titanium fasteners.