Monster Fastener Galvanized Grade 2 / A307 Carriage Bolts Size:5/16"-18 x 3-1/2" (50 pcs) You can save time

You can save time

Bits feature geometric shock absorption zone to extend life

Use 2-1/8-inch diameter hole for lever & 1-inch diameter hole for latch bolt

and locks open for flushing and cleaning

2 Piece Variety Pack

Monster Fastener Galvanized Grade 2 / A307 Carriage Bolts Size:5/16"-18 x 3-1/2" (50 pcs) You can save timeA carriage bolt has a domed or countersunk head, and the shank is topped by a short square section under the head. The square section grips into the part being fixed (typically wood), preventing the bolt from turning when the nut is tightened. Diameter: 5 16" Length: 3 1 2" Material: Steel Finish: Hot Dip Galvanized Head Style: Carriage Thread Size: 18 (Coarse) Thread Length: Full Hardness: Grade 2 A307 Type: Carriage Bolt Square Depth: 3 16"