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Ring Shank Fence Staples
Rhinails
Factory-direct pricing on 80μm zinc-coated ring shank staples — 40mm, 45mm, 50mm lengths with irreversible grip.
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Rhinails Ring Shank Heavy Duty Fence Staples feature concentric ring grooves along the shank that create an irreversible mechanical lock within wood fibers. When driven into timber, each ring ridge compresses surrounding wood cells in one direction — the staple can advance during installation but cannot retreat under subsequent tension, vibration, or livestock pressure. Available in 40mm, 45mm, and 50mm lengths, these staples deliver the highest holding power in our fence staple range, engineered for permanent installations that must withstand decades of mechanical stress without loosening.
The 80μm hot-dip zinc coating — three times thicker than standard galvanization — provides exceptional corrosion resistance for coastal farms, humid barn environments, and prolonged outdoor exposure. Combined with the ring shank's irreversible grip, this heavy-duty construction ensures fence staples maintain both structural integrity and mechanical retention across seasons of demanding service.
| Shank Type | Ring Shank (concentric ring grooves) |
| Material | Hot-dip galvanized high-carbon steel |
| Zinc Coating | 80μm (3x standard thickness) |
| Length Options | 40mm / 45mm / 50mm |
| Installation | Hammer-driven or pneumatic staple gun |
| Primary Use | Livestock fencing, high-tension wire, erosion-control netting |
| Key Advantage | Irreversible mechanical lock — highest holding power |
Complete specs, dimensions, and application guide for all 3 fence staple variants.
Download CatalogThe ring shank design uses concentric ring grooves cut into the staple shank. Each ring ridge acts as a one-way mechanical lock — when the staple is driven into timber, wood fibers compress around the ring grooves in the direction of penetration. When tension or vibration attempts to pull the staple back out, the compressed fibers behind each ring resist retreat, creating distributed multi-point retention that far exceeds both smooth shank (friction-only) and threaded shank (screw-type) alternatives.
This irreversible lock is essential for applications where fastener loosening creates safety or economic risk:
Livestock fencing — cattle and horses routinely rub against fence wires; ring shank staples resist this lateral pressure indefinitely
High-tension wire fencing — electrified boundary fences and vineyard trellis wires generate sustained pull-out force; ring grooves distribute load across multiple fiber grip points
Erosion-control netting on slopes — geotextile mesh on steep terrain requires permanent fastening that withstands soil movement and water runoff
Permanent boundary fencing — residential and commercial fence lines intended for decades of service without maintenance access
While standard galvanized fence staples typically receive a 20–30μm zinc coating, Rhinails ring shank staples are coated with 80μm of hot-dip zinc — approximately three times the industry baseline. This thicker zinc layer provides proportionally longer sacrificial protection: in coastal salt spray, humid barn environments, and acidic soil conditions, the 80μm coating resists corrosion for significantly more years before any structural steel degradation begins.
The hot-dip process also creates a metallurgical bond between zinc and steel that is far more durable than electroplated coatings. Unlike thin electroplated zinc that can chip during hammer installation, hot-dip zinc adheres at the molecular level and maintains its protective integrity even when the staple is driven through tough hardwood. This ensures the ring grooves — the critical holding mechanism — remain intact and corrosion-free throughout the staple's service life.
Ring shank fence staples are available in three lengths designed for heavier-duty posts than the 28–40mm range used by smooth and threaded variants:
40mm — Standard fence posts (80–100mm thickness) with medium-gauge wire or barbed wire where deeper ring engagement is needed
45mm — Most popular for hardwood posts and heavy-gauge barbed wire — sufficient ring groove engagement for irreversible retention in dense timber
50mm — Extra-thick hardwood posts, high-tension electrified wire, and erosion-control netting on steep terrain where maximum embedment ensures stability under extreme load
All three lengths feature a chisel-point tip for clean penetration into hardwood without splitting, and a crown width that accommodates wire diameters up to 8mm. Rhinails offers custom length combinations and bulk packaging — contact us for tailored quotes.
Rhinails has been manufacturing industrial fasteners for over three decades, supplying fence staples, pneumatic staples, brad nails, and coil nails to distributors and contractors worldwide. Our vertically integrated production — from wire drawing to hot-dip galvanization to ring forming and packaging — ensures consistent dimensional accuracy, reliable 80μm zinc coating thickness, and precise ring groove profiles. Every batch undergoes length, ring profile, and coating thickness inspection before shipment.
| Shank Type | Length | Material | Best Use | Holding Power |
|---|---|---|---|---|
| Smooth Shank | 28 / 33 / 40mm | Galvanized steel | Temporary & adjustable fencing | Moderate (removable) |
| Threaded | 28 / 33 / 40mm | Galvanized steel | High-tension & permanent wire fencing | High (screw-type grip) |
| Ring Shank (This Product) | 40 / 45 / 50mm | Hot-dip galvanized (80μm zinc) | Heavy-duty permanent fencing | Very High (irreversible lock) |
Factory-direct pricing, custom length combinations, and bulk packaging available.
Get Free QuoteRing shank staples feature concentric ring grooves that create a one-way mechanical lock — wood fibers compress around each ring during installation and resist pull-out permanently. Smooth shank staples rely on friction alone (removable, lowest grip). Threaded staples use spiral grooves for screw-type retention (strong grip, but less than ring shank in hardwood). Ring shank delivers the highest holding power because each ring ridge engages a separate fiber layer, distributing retention across the entire embedded length.
Standard galvanized fence staples typically receive 20–30μm zinc coating for basic corrosion protection. Rhinails ring shank staples use 80μm hot-dip zinc — approximately 3x thicker — because these staples are designed for the most demanding permanent installations: coastal salt spray, humid livestock barns, and acidic soil conditions where thin coatings would degrade within a few years. The thicker zinc layer extends corrosion-free service life proportionally, protecting both the steel core and the ring grooves that provide holding power.
Standard MOQ varies by packaging format (bulk bags, boxed, or custom-labeled). For sample orders and trial quantities, we offer flexible minimums to help you evaluate product quality before committing to larger volumes. Contact us for MOQ details specific to your packaging preference and destination.
Yes. Rhinails ring shank fence staples are collated in strips of 20 and can be driven with compatible pneumatic fence staplers for high-volume installation. They can also be installed with a standard hammer for smaller projects or spot repairs. Contact us with your stapler model number for compatibility confirmation.
Yes. Rhinails offers full OEM services including custom labeling, packaging design, and branding for all fence staple variants — smooth shank, threaded, and ring shank. With 30+ years of manufacturing experience and ISO-certified production, we can produce ring shank fence staples under your brand name with your specifications, including custom zinc coating thickness and ring groove profiles. Contact us to discuss OEM requirements and lead times.



