Round Head Square Neck Screws
$11.00
- Package Includes: 10 Pcs Carriage Bolts (1/4-20 x 3/4″) + 10 Pcs Hex Nuts (1/4″-20)+ 10 Pcs 1/4″ ID Flat Washers
- Thread Size: 1/4-20; Thread Pitch: 20 TPI; Thread Type: Coarse Thread
- Bolt head diameter: 15mm; Round head height: 3.5mm; Screw length (including the neck): 3/4 inch or 19mm
- Material: 304 stainless steel (A2) and no exterior finish, greater strength and corrosion resistance performance than regular stainless steel or zinc plated fasteners.
- Carriage bolts have a dome shaped head and a square neck generally requiring a hex nut and flat washer. The square neck makes them self-locking when used within a square hole.