Made of high-strength aeronautical aluminum. - Anodized in color
60% lighter than stainless steel. TYPE: THREADED SCREWS THREAD: M4 X 0.7 DIAMETER: 4MM LENGTH: 15MM HEAD: COUNTERSUNK HEAD DRIVE: ALLEN SURFACE: ANODIZED MATERIAL: ALU QUALITY CATEGORY: NO QUALITY CATEGORY SEAL/WASHER: WITHOUT MATERIAL: TITAN SPECIALTY: HEAD DIAMETER 8 MM FOR SAFETY WIRE: NO