150+
Years
of precision manufacturing
ISO 9001
Certified
quality management system
IATF 16949
Registered
automotive quality standard
Products Overview
American-made precision since 1872.
For over 150 years, Standard Horse Nail (Stanho) has manufactured high-precision fasteners right here in the USA. Built to meet stringent U.S. and military standards, our products deliver modern reliability, exceptional value, and uncompromised quality for every application.
Our goal is to build strong, seamless, and worry-free partnerships with every customer. Driven by our commitment to quality and efficient high-volume manufacturing, Stanho has grown into one of the largest domestic producers of machine keys, woodruff keys, taper pins, and custom precision fasteners.
We have ISO-9001 certification and we are also IATF 16949 registered, both of which ensure the continuous improvement of our product quality and customer service.
Our comprehensive machining capabilities include vertical and horizontal milling, turning, grinding, drilling, tapping, threading, and cut-off services. -We also offer precision cutting and custom machining services.
Avoid costly downtime by keeping Stanho precision keys in stock. Whether you need bulk shipments or convenient individual packaging, we provide high-volume, low-cost precision components scaled to your exact needs.
Contact us today to learn more about our machine keys, woodruff keys, taper pins, and full range of custom precision products
About Us
COMPANY PROFILE
Est. 1872 · New Brighton, PA
Built on History.
Driven by Precision.
For over a century and a half, Stanho has set the standard for U.S. manufacturing. What began in 1872 as a horse nail operation has transformed into a high-tech domestic manufacturer of critical precision components.
Operating out of our New Brighton, PA facility, we produce industry leading woodruff keys, machine keys, taper pins, and specialized fasteners. We combine 150 years of heritage with modern manufacturing capacity to keep your lines running without compromise.
Milling (Vertical & Horizontal)
Grinding
Threading & Knurling
Turning & Cut-Off
Drilling & Tapping
Precision Cutting
Services
Precision Cutting Services
We provide superior precision cutting services, including sawing and shear cutting. With full in-house capabilities, we deliver tight-tolerance cuts to your exact specifications — whether you bring your own material or use ours.
Method
Sawing & Shear
Tolerance
Close-hold
Material
Customer or Stanho
Volume
Any quantity
Custom CNC Machining
Our custom CNC machining capabilities handle even the most demanding jobs. This value-added service is provided whether it is our material or yours — delivered with the same quality and precision that defines Stanho.
Ops
Mill, Turn, Grind
Control
CNC
Material
Customer or Stanho
Scale
Small to mass run
Request for Quotation
We invite your questions, comments and requests for quotation. Our team responds quickly with accurate quotes and lead times. Fill out our online RFQ form or call us directly to speak with an engineer.
Response
Fast turnaround
Method
Online or phone
Support
Engineer direct
Orders
Bulk or packaged