Thumb Screw Grip Style Knurled Type Thumb Screw Finish Plain Material 18-8 Stainless Steel Thread Size M6-1.00 Fastener Length 18 mm Head Width 6 mm Head Height 6 mm Tensile Strength 80 000 psi Head Type Knurled System of Measurement Metric Head Material 18-8 Stainless Steel Package Quantity 5