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Designed for optimum versatility in application, Hill-Lock ® screws are ideal for most applications requiring self-locking fasteners. We stock inch sizes in 1/4 keg qty.
In response to market demand, Hill Fastener now offers - and stocks - these high-strength bolts in common sizes, in both course and fine threads.
Manufactured to IFI-111 specifications, we stock Grade-5 Hex Flange Screws in popular sizes.
Grade-5, Fully Threaded Carriage Bolts (also called "Shaker Screwbolts") and on the shelf and ready for you!
If we can make it in a standard-inch size, we can do it to metric specifications!
What makes a fastener special? You do!
Download Brochures & Information
A Hill Lock® screw is a free running screw that locks itself in place with serrations or locking teeth under the head.
Hill Fastener Corporation owns two distinct markings; our logo "H" made from a nut and bolt, and a stylized "HF."
All Hill Fastener products are traceable, back to the specific heat lot of steel used in the manufacturing process.
A frame bolt is a Grade-8 indented hex flange screw with a recessed fillet radius.