All of our products are manufactured for reliability and consistently high quality and are RoHS compliant as standard.
Our bright zinc based platings are all high quality trivalent clear chromate based finishes.
Introducing the newly developed OptiNut® Blind Rivet Nut. Click here for more information.
We are proud to announce our new range of Arnold & Shinjo Self Clinching Nuts and Studs. NP is now the exclusive distributor for the UK and Northern Ireland.
Click here for more information.
We are proud to announce our new range of Reduced Head Self Clinching Studs for applications requiring stud installation close to a bend or the edge of the panel.
NP type NFHL Clinch Studs are available from stock in a range of standard thread sizes and lengths in Steel and Stainless Steel. Give our sales office a call on +44 (0)1302 836010 for more information.
Now available from Stock our 400 Series Stainless Steel Clinch Studs type NFH 400 are specially designed for Installation into Stainless Steel Panels with a hardness of 92HRB or less. Give our sales office a call for more information.
Arnold & Shinjo Installation Systems Technology
A&S Installation Systems Technology
Fastener & Application Testing
Design & Development of bespoke Fasteners

Northern Precision is the exclusive distributor in the UK and Northern Ireland of Arnold & Shinjo fasteners and fastener installation systems technology.
ARNOLD & SHINJO provides an appropriate solution for nearly every type of application. The product range comprises piercing nuts and clinch studs allowing fully automatic installation in to all normal sheet metal grades. Both fastener types can be supplied with a surface finish to your requirments.
The different versions of the piercing nuts are suitable for applications with sheet metal between 0.6 and 4.0mms thick. The PIAS® series consists of the square PN, HN, and KP piercing nuts which are designed for installation in to the full range of sheet metal thickness from 0.6mm to 4.0mm.
The KP version in particular is designed to meet the higher torque demands of the automotive industry [for instance], with thread sizes available from M5 to M12 in both material property classes 8 and 10, and is suitable for the thickness range 0.6mm to 2.5mm..
The circular RIVTEX® RXN piercing nut is available in sizes M5 to M10 of property class 10, and is suitable for the thickness range 0.75mm to 2.5mm.
The RXS and SX clinch studs from ARNOLD & SHINJO are suitable for applications with sheet thicknesses between 0.75mm and 5.0mm.
The RXS series is available in thread sizes M5 to M10 and is recommended for sheet thicknesses of 0.75mm to 2.5mm, the SX series is mainly intended for heavy loads and higher sheet thicknesses from 2.5mm to 5.0mm.
For both types in sizes M5 to M8 property classes 8.8 and 10.9 are available.
