#8-32 x 1/2" Phillips Drive Flat Head Grade 316 Stainless Steel Machine Screw / THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 0.500 INCHES NOMINAL FASTENER LENGTH: 0.500 INCHES NOMINAL HEAD STYLE: A39 FLAT COUNTERSUNK INTERNAL DRIVE STYLE: B2 CROSS RECESS TYPE II END ITEM IDENTIFICATION: SLQ-60 NOMINAL THREAD DIAMETER: 0.164 INCHES THREAD QUANTITY PER INCH: 32 SCREW MATERIAL: STEEL COMP 316