Spanish
Lewis bolt & Nut Company

New! Patented Quick-Set Hook Bolt System!

Domestic Manufacturer of Rail Fasteners Since 1927

Call 800-328-3480 for Additional Information! Click HERE to request information.



Click to see Permagrip®:
Photos
Video
Installation instructions

Permagrip®

Permagrip®

Permagrip® Screw Spike

U.S. Patents 6,808,120 & 6,471,140

Easily driven into SQUARE HOLES where cut spikes have worked loose.

DRAMATIC increase in holding power.

UNIQUE tie-grabbing fins lock like claws to prevent "back out."

IDEAL for the TOUGHEST ENVIRONMENTS such as curves, switches, turnouts or bridges.

Square Head Permagrip® Timber Screw Spike

2 2/3 Pitch Quad Lead Thread

Diameter Length Head Diameter Head Height Head Button Height Head Washer Height Head Overall Height Head Width Head Length Thread Length Nominal
11/16" 6"
6-3/4"
2" 23/32" 1/8" 1/4" 31/32" 7/8" 7/8" 4-5/8"

Square Head w/ Bevel Permagrip® Timber Spike

2 2/3 Pitch Quad Lead Thread

Diameter Length Head Diameter Head Height Head Button Height Head Washer Height Head Overall Height Head Width Head Length Thread Length Nominal
11/16" 6"
6-3/4"
2" 1-1/8" 1/8" 13/32" 1-1/8" 7/8" 7/8" 5-3/8"

Rectangle Head w/ Bevel Permagrip® Timber Screw Spike

2 2/3 Pitch Quad Lead Thread

Diameter Length Head Diameter Head Height Head Button Height Head Washer Height Head Overall Height Head Width Head Length Thread Length Nominal
11/16" 6"
6-3/4"
2" 23/32" 1/8" 13/32" 1-1/4" 27/32" 1-1/8" 4-5/8"

Photos

Additional photos

Videos


Contact Lewis Bolt and Nut Co

Sales
(800) 328-3480
sales@lewisbolt.com

Outside of U.S.
(952) 449-9630

Manufacturing
(800) 348-8098

News, Updated February 2017

Lewis Bolt is now producing additional sizes of the popular LT-1 Drive On Rail Anchor. 
Call or email for specific rail sections that are now available, and additional sizes currently in design.
All Lewis anchors are produced at our factory in La Junta Colorado using only USA steel. 
At Lewis we strive to be your one stop shop for all your rail fastener requirements!


Community Update

This summer, Lewis Bolt and Nut Company proudly sponsored the Early Settlers Day Second Annual Skateboard Competition in La Junta, Colorado. Lewis Bolt sends a thank you to all the talented participants! Lewis Bolt is also proud to be the 2016 winner of the Tug of War competition held in the Arkansas River, all proceeds benefit the Arkansas Valley Resource Center. Click here to read more.