The square shoulder on carriage bolts help to hold it in place while the nut is fastened. Features a smooth rounded head as opposed to a standard hex head The square shoulder on carriage bolts help to hold it in place while the nut is fastened. Size: 3/8 inch-16 X 3-1/2 inch; Features a smooth rounded head as... They are commonly used on docks and on playground equipment or in cases where it may be difficult to reach the bolt head with a tool. Square shoulder allows for nut to be tightened or loosened DECKMATE Marine Grade Stainless Steel 3/8-16 X 6 in. Carriage Bolt 867290 3/8 s BOLT, CARRIAGE 3/8"-16 X 1" - Systems Loading Dock Carriage Bolt Often used in cases where a protruding bolt head could cause injury EBM-Papst 115VAC 220 x 71mm 529CFM 108W 2100RPM Centrifugal Fan R2E220-RA44-14 $80 Add to cart Quick view Size: 3/8 inch-16 X 3-1/2 inch
