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KYA X Series corrugated fasteners are steel joint fasteners with a nominal 25mm / 1-inch crown and 0.5mm material thickness. The corrugated profile is designed to bridge and reinforce wood joints when driven with a compatible pneumatic corrugated-fastener tool.
The KYA X Series is available in 6mm, 9mm, 12mm and 15mm lengths. Typical applications include butt joints, miter joints, picture and furniture frames, door and window components, wood boxes, crate assembly and pallet-stringer repair.
Corrugated fasteners require a dedicated tool matched to the fastener width, length, strip profile and collation. A tool described as a 1-inch corrugated fastener tool should not automatically be assumed to accept every KYA X Series size.
| Product Type | Corrugated Wood Joint Fastener |
| Series | X Series |
| KYA Code | KYA-X |
| Nominal Crown Width | 25mm / approximately 1" |
| Material Thickness | 0.5mm |
| Material | Steel Sheet |
| Available Lengths | 6mm / 9mm / 12mm / 15mm |
| Edge / Point | Sharpened corrugated edge for insertion into suitable wood |
| Surface Options | Bright / Galvanized / Phosphate-Coated |
| Fastening Method | Dedicated pneumatic corrugated-fastener tool |
| Typical Joint Types | Butt joints, miter joints and wood-component reinforcement |
A corrugated fastener is formed from a thin steel strip with a repeating wavy profile and a sharp chisel edge. The edge is designed to ease insertion into suitable wood and help close the joint gap. When driven across a wood joint, the fastener penetrates both components and the alternating grooves provide concealed holding engagement. Actual joint performance depends on wood, fastener length, joint geometry and installation.
The 25mm-wide profile is commonly used in woodworking operations where a concealed mechanical joint fastener is preferred for frame, cabinet, furniture, box, crate and pallet-related assembly.
KYA supplies four lengths within the current X Series. All four use the same nominal 25mm width and 0.5mm steel-sheet thickness, while package quantity varies according to fastener length.
| Item | Length | Nominal Inch Reference | Width | Thickness | Pcs / Box | Boxes / Carton |
|---|---|---|---|---|---|---|
| X6 | 6mm | Approximately 1/4" class | 25mm | 0.5mm | 8,000 | 4 |
| X9 | 9mm | Approximately 11/32"–3/8" class | 25mm | 0.5mm | 5,000 | 4 |
| X12 | 12mm | Approximately 1/2" class | 25mm | 0.5mm | 4,000 | 4 |
| X15 | 15mm | Approximately 5/8" class | 25mm | 0.5mm | 3,400 | 4 |
The nominal 25mm / 1-inch width spans a relatively broad section of the wood joint. This makes the fastener useful for joining or reinforcing wood components across butt and miter joint lines.
KYA specifies 0.5mm steel-sheet thickness for the X Series. When replacing another brand of corrugated fastener, width alone is not sufficient; material thickness and corrugation profile should also be compared.
The alternating corrugated profile creates multiple points of mechanical engagement with the wood. Final joint performance depends on wood species, material density, fastener length, fastener position, joint geometry and tool setup.
Shorter X6 and X9 fasteners are useful where limited penetration is required, while X12 and X15 provide deeper engagement for thicker wood components when supported by the fastening tool and joint design.
KYA lists bright, galvanized and phosphate-coated surface options within the X Series. Finish availability should be confirmed for the required size when ordering.
Corrugated fasteners are primarily used for wood joint assembly and reinforcement. The correct fastener length should be selected according to the thickness and density of the joined components.
Picture and wood frame assembly
Furniture frame joints
Cabinet face frames
Butt joints
Miter joints
Solid wood door components
Window-frame fabrication
Wood box and crate assembly
Pallet assembly and pallet-stringer repair
Upholstery and bed-frame construction
Wood-component reinforcement and split repair
Truss and other wood-component assembly where this fastener type is specified
The original product listing also identifies indoor and outdoor miter joints and decking-board joints. For exposed decking or load-bearing trusses, confirm the finish, approved repair or assembly method and project specification before use.
Corrugated fasteners should not be treated as a substitute for engineered structural connectors, screws, bolts or other fasteners required by a structural design. For structural trusses or load-bearing assemblies, follow the applicable engineering and manufacturing specification.
Butt and miter joints are established applications for 1-inch crown corrugated fasteners. The fastener is driven across the joint line so that its corrugated edges penetrate both wood components.
For frame and furniture production, fastener position, penetration depth and wood density should be tested before production. Excessive length can penetrate too deeply or become visible, while insufficient length can reduce the available engagement in the wood.
Wide corrugated fasteners are also used in pallet, crate and box operations. One established use is reinforcing or repairing split pallet stringers where a corrugated steel fastener is suitable for the repair process.
Pallet repair requirements vary according to pallet design, lumber condition and end-use requirements. Confirm the approved repair method before using a corrugated fastener in a load-carrying pallet component.
The SENCO SC2 is an important industry reference for 1-inch crown X-Series corrugated fasteners, but its official fastener range is limited to approximately 1/4", 3/8" and 1/2" lengths. The KYA X15 / 15mm fastener is longer than the published SC2 maximum and should not be specified for that tool.
| Reference Tool | Published Fastener Range | KYA X Series Guidance |
|---|---|---|
| SENCO SC2 Sencor | 1" crown; approximately 1/4"–1/2"; X-Series corrugated fasteners | X6, X9 and X12 are similar nominal length classes; verify exact 25mm width, thickness, strip and corrugation profile. X15 exceeds the published SC2 length range. |
| Spotnails X1C1016 | 1" crown; approximately 1/4"–5/8" | Published tool range covers the general length range of X6 through X15; confirm exact KYA strip and fastener profile. |
| Bostitch CF15-2 | 1" crown corrugated fasteners including approximately 3/8" and 1/2" BA-W Series | X9 and X12 are similar nominal length classes, but should not be represented as direct OEM interchange without dimensional confirmation. |
| Other 25–25.4mm Corrugated Tools | Varies by manufacturer | Check fastener width, thickness, length, strip geometry, magazine and driver before use. |
KYA lists a nominal width of 25mm, while some North American 1-inch corrugated fastener systems use 25.4mm. This dimensional difference should be checked when replacing an OEM fastener rather than assuming that the nominal 1-inch description establishes exact interchangeability.
Several manufacturers offer corrugated fasteners in nominal 1-inch crown systems, but the metric dimensions and model references are not always identical. Compare actual dimensions before substituting one manufacturer's fastener for another.
| Nominal Class | KYA X Series | Common North American Reference |
|---|---|---|
| 1/4" | X6 – 6mm | Approximately 6.4mm |
| 3/8" | X9 – 9mm | Approximately 9.5mm |
| 1/2" | X12 – 12mm | Approximately 12.7mm |
| 5/8" | X15 – 15mm | Approximately 15.9mm |
These inch values are nominal size classes for purchasing comparison. Use the KYA metric dimensions when matching the exact product.
| Selection Factor | What to Check |
|---|---|
| Wood Thickness | Choose a length that provides sufficient engagement without excessive penetration through the component. |
| Joint Type | Butt joints, miter joints and repair joints can require different fastener positions and penetration depths. |
| Wood Density | Dense hardwood and softer wood can require different tool pressure and fastener lengths. |
| Tool Length Range | Confirm that the pneumatic tool accepts the selected 6mm, 9mm, 12mm or 15mm fastener. |
| Fastener Profile | Check width, thickness, corrugation shape and strip format against the tool specification. |
| Surface Finish | Choose bright, galvanized or phosphate-coated material according to the assembly environment and purchasing requirement. |
Bright steel is suitable for dry, protected woodworking applications where additional corrosion protection is not required.
A galvanized surface provides zinc-based corrosion protection compared with untreated bright steel. The exact coating specification should be confirmed when corrosion resistance is an important purchasing requirement.
KYA also lists phosphate-coated versions within the X Series. Phosphate coating and galvanized coating are different surface treatments and should be specified separately.
Do not assume that every X Series finish is suitable for permanent exterior exposure. Fastener finish should be selected according to moisture, chemicals, wood treatment and project requirements.
For accurate quotation and tool matching, provide the required X Series length, quantity, corrugated-fastener tool manufacturer and model, wood material, joint type, finish requirement and delivery destination.
For replacement purchasing, specify KYA-X, nominal 25mm crown, 0.5mm steel-sheet thickness together with the required X6, X9, X12 or X15 length.
| Series | X Series |
| KYA Code | KYA-X |
| Nominal Width | 25mm / approximately 1" |
| Thickness | 0.5mm |
| Lengths | 6 / 9 / 12 / 15mm |
| Material | Steel Sheet |
| Finish Options | Bright / Galvanized / Phosphate-Coated |
| Packing | Varies by X6 / X9 / X12 / X15 size |
| Compatibility Information Required | Tool manufacturer, model, fastener length range and required corrugated-fastener profile |
| Application Information | Wood type, material thickness, joint type and finish requirement |
They are corrugated steel joint fasteners with a nominal 25mm-wide profile designed to connect or reinforce wood components across a joint.
KYA currently lists X6 at 6mm, X9 at 9mm, X12 at 12mm and X15 at 15mm.
KYA specifies a nominal width of 25mm, commonly described as the 1-inch crown class.
KYA currently specifies 0.5mm steel-sheet thickness.
Typical uses include butt and miter joints, picture and furniture frames, cabinet frames, doors, window components, wood boxes, crates, pallet repairs and other wood-joint assembly.
The SENCO SC2 is designed for 1-inch crown X-Series corrugated fasteners in approximately 1/4", 3/8" and 1/2" lengths. KYA X6, X9 and X12 fall into similar nominal size classes, but actual width, thickness, corrugation profile and strip geometry should be checked before substitution.
No. X15 is approximately 15mm / 5/8" class, while the published SENCO SC2 fastener range ends at 1/2".
Use a 1-inch crown corrugated-fastener tool whose published range reaches approximately 5/8". The Spotnails X1C1016 is one example of a tool platform with a published 1/4"–5/8" range, but exact KYA fastener-profile compatibility should still be confirmed.
The Bostitch CF15-2 uses 1-inch crown corrugated fasteners including a 1/2" BA-W12 configuration. KYA X12 is a similar nominal length class, but it should not be represented as a direct OEM interchange without confirming the complete fastener dimensions and profile.
Yes. Wood-frame and picture-frame assembly are established applications for corrugated fasteners. Select the length according to moulding thickness and joint geometry.
Yes. Corrugated fasteners are commonly used in furniture and cabinet frame assembly, including suitable butt and miter joints.
Corrugated fasteners are used for selected pallet-stringer repair operations. Confirm the pallet repair specification, lumber condition and required fastener configuration before use.
They should not automatically be treated as engineered structural connectors. Structural and load-bearing assemblies should use fasteners and connection details required by the applicable engineering specification.
Galvanizing provides more corrosion protection than bright steel, but outdoor suitability depends on the coating specification, moisture, chemical exposure, wood treatment and project requirements.
KYA lists 8,000 pcs for X6, 5,000 pcs for X9, 4,000 pcs for X12 and 3,400 pcs for X15, with four boxes per carton.
Compare the actual fastener width, length, material thickness, corrugation pattern, strip geometry, finish and the fastening tool's published range. Nominal 1-inch crown alone does not prove interchangeability.
Provide the required X6, X9, X12 or X15 size, quantity, tool manufacturer and model, wood material, joint application, required finish and delivery destination.
KYA Fasteners describes itself as a global fastener supplier with more than 20 years of experience serving woodworking, furniture and construction customers. The company operates its own factory and offers product customization.
The product listing describes the X Series as having high rust resistance and offers bright, galvanized and phosphate-coated finishes. Confirm the available finish and its suitability for the intended environment when requesting a quotation.
Yes. Sample orders are available so buyers can evaluate the fasteners. Contact KYA to arrange a sample.
The listed sample lead time is 3–5 days. Mass production takes approximately 30 days, depending on order quantity. Confirm the schedule for the required size and order.
Neutral or customized packaging, including logo printing, is available upon request. Confirm packaging details and quantities with KYA before ordering.
The listed standard terms are T/T with a 30% deposit before manufacture and the 70% balance before delivery. Other terms may be negotiated.
