ST38
KYA
KYA-ST38
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KYA ST38 14 gauge concrete T-nails are 1-1/2" / 38 mm collated fasteners designed for compatible pneumatic concrete T-nailers. They are used for fastening wood, plywood, furring strips, light-gauge metal track and related construction materials to suitable concrete, masonry or light-gauge steel substrates.
The featured ST38 configuration uses hardened steel, a galvanized finish and glue-collated straight strips. The current KYA product information lists 1,000 nails per box and 40 nails per strip.

ST38 length: 1-1/2" / approximately 38 mm.
14 gauge concrete T-nail format: designed for compatible pneumatic ST-series concrete nailers.
Hardened steel construction: intended for fastening into suitable concrete, masonry and light-gauge steel substrates.
Galvanized finish: provides corrosion protection compared with unfinished steel.
Straight-strip collation: glue-collated strips for compatible concrete T-nail magazines.
40 nails per strip: current KYA product information for this ST38 configuration.
1,000 nails per box: commercial packaging for contractors, distributors and construction suppliers.
ST-series range: shorter and longer concrete T-nails are available for different fastening depths.
| Parameter | Specification |
|---|---|
| Model | ST38 |
| Fastener Type | Concrete T-Nail |
| Gauge | 14 Gauge |
| Length | 1-1/2" / 38 mm |
| Current Page-Listed Shank Size | Approximately .083" / 2.1 mm; confirm actual cross-section for tool compatibility |
| Material | Hardened Steel |
| Finish | Galvanized |
| Collation | Glue-Collated Straight Strip |
| Nails per Strip | 40 pcs |
| Nails per Box | 1,000 pcs |
ST-series concrete T-nails from different manufacturers can vary slightly in cross-section and head dimensions even when they are all described as 14 gauge. For bulk orders, confirm the actual fastener width, thickness or shank dimensions against the intended nailer.

Concrete T-nails are manufactured from hardened steel so they can be driven into suitable concrete, masonry and light-gauge steel substrates with a pneumatic concrete nailer.
Actual penetration depends on the substrate hardness, aggregate, concrete age, fastener length, tool power, air pressure and attachment material. Test fastening should be carried out before production work, especially when the concrete strength or composition is unknown.
The featured ST38 nail has a galvanized surface finish. The zinc coating provides corrosion protection compared with bare steel and is suitable for applications where this level of protection meets the environmental requirements.
Galvanized concrete nails should not automatically be treated as suitable for every exterior, wet or chemically aggressive environment. If a project requires a specific coating thickness, corrosion class or stainless fastener, confirm that requirement before ordering.
ST38 concrete T-nails are supplied in straight collated strips for loading into compatible pneumatic T-nailers. The collation holds the nails in alignment while allowing individual fasteners to separate as they are driven.
Reliable feeding depends on the fastener cross-section, head dimensions, strip spacing and the tool magazine. Even within the 14 gauge ST platform, verify complete dimensions before switching between fastener suppliers.

A common use for medium-length concrete T-nails is fastening wood furring strips to suitable concrete or masonry. The required nail length depends on the thickness of the furring strip and the penetration required into the base material.
Before installation, confirm that the concrete condition and attachment material are appropriate for direct fastening. Brittle, cracked, very hard or structurally sensitive substrates may require another fastening method.
Fourteen gauge concrete T-nail systems are also used to fasten light-gauge steel drywall track to suitable concrete. The tool nose and fastener must be appropriate for the steel thickness and concrete substrate.
This is a direct-fastening application, so installers should confirm substrate suitability, fastener penetration and any project-specific fastening requirements before use.
Concrete T-nailers are commonly used for fastening plywood and other compatible wood components to suitable concrete. ST38 provides a 38 mm fastener option when that length provides the required penetration through the attachment material and into the substrate.
For thicker wood members, a longer ST-series nail may be required. For thin materials, a shorter fastener can reduce unnecessary penetration and the risk of damaging the substrate.
The current KYA product information lists carpet tack strip fastening as an application for ST38. When using pneumatic T-nails for this purpose, confirm the tack-strip thickness, substrate condition, required embedment and flooring installation specification.
ST38 should not be described as the universal or only fastener for tack strip installation. Tack-strip fastening methods vary according to the substrate, flooring system and installer requirements.
Furring strips: wood-to-concrete or masonry attachment where the fastener length is appropriate.
Plywood to concrete: selected panel fastening applications.
Light-gauge drywall track: steel track fastening to suitable concrete.
Wire lath: compatible masonry fastening applications using an appropriate tool and fastener.
Steel strapping: selected light-gauge fastening applications.
Wood to light-gauge steel: where the tool and fastener are specified for the steel thickness.
General renovation: direct fastening in compatible concrete and masonry substrates.
KYA supplies multiple lengths within the ST concrete T-nail family. Choose the length according to the thickness of the material being fastened and the penetration required into the base material.
| Model | Length | Selection Guidance | KYA Page-Listed Qty |
|---|---|---|---|
| ST18 | 3/4" / 18 mm | Short fastening applications where limited penetration is required. | 1,000 pcs/box |
| ST25 | 1" / 25 mm | Thin attachment materials and shallow direct-fastening applications. | 1,000 pcs/box |
| ST32 | 1-1/4" / 32 mm | Medium-length fastening for suitable furring and panel applications. | 1,000 pcs/box |
| ST38 | 1-1/2" / 38 mm | Furring strips, plywood, light-gauge track and other compatible direct-fastening applications. | 1,000 pcs/box |
| ST64 | 2-1/2" / 64 mm | Longer fastening applications involving thicker wood or attachment materials. | 1,000 pcs/box |


ST38 falls within the published fastener length range of several pneumatic 14 gauge concrete T-nailer platforms. The actual nail cross-section and strip geometry should still be checked before ordering production quantities.
| Tool Family | Published Fastener Range |
|---|---|
| KYA ST64 | 14 gauge concrete T-nails, 18–64 mm / 3/4"–2-1/2"; published shank size approximately 2.2 mm. |
| KYA ST38 Nailer | 14 gauge concrete T-nails with a tool-specific range up to 38 mm. |
| Meite ST64 | 14 gauge concrete T-nails, 18–64 mm; published cross-section approximately 6.7 × 2.2 mm. |
| KAMSIN ST64 / ST38 | 14 gauge concrete T-nail platform covering the 38 mm ST38 length. |
| Air Locker CN64A3 | 14 gauge concrete T-nails from approximately 5/8" to 2-1/2", with published nail diameter around .087". |
| Freeman PCTN64 | 14 gauge pneumatic concrete T-nailer platform; confirm actual fastener dimensions before use. |
Do not advertise universal compatibility with every tool described as a 14 gauge concrete nailer. Compare fastener length, shank width or thickness, head dimensions, strip spacing and magazine geometry with the exact tool specification.
KYA's ST64 pneumatic concrete T-nailer is designed for 14 gauge concrete T-nails from 18 mm to 64 mm, so the 38 mm ST38 length falls within its published range.
The KYA ST64 tool page lists an approximately 2.2 mm nail shank dimension. Because the current ST38 fastener page lists approximately 2.1 mm, buyers should confirm the final production fastener cross-section for complete tool compatibility.
The Air Locker CN64A3 publishes a fastener range of approximately 5/8"–2-1/2" for 14 gauge concrete T-nails. The 1-1/2" ST38 length falls within that range.
Air Locker lists its compatible T-nails at approximately .087" diameter. Confirm the exact KYA ST38 cross-section and strip geometry before treating the products as directly interchangeable.
The Meite ST64 accepts 14 gauge concrete T-nails from 18 mm to 64 mm, with a published fastener dimension of approximately 6.7 mm at the head and 2.2 mm across the shank. ST38 falls within its length range, subject to dimensional matching.
KAMSIN publishes both ST38 and ST64 concrete T-nailers for the same general 14 gauge T-nail platform. Its ST38 tool accepts 18–38 mm nails, while its longer ST64 platform covers lengths up to 64 mm.
KAMSIN's current ST fasteners are listed at approximately 2.2 mm / .089" shank diameter, so complete dimensional compatibility with the KYA version should be confirmed before bulk use.
Concrete varies substantially in compressive strength, aggregate type, age and surface condition. A fastener that performs correctly in one slab or wall may behave differently in another.
For very hard concrete, brittle concrete, thin concrete sections or applications near edges, perform test fastening before starting production work. If the nail bends, breaks, fails to penetrate or damages the substrate, use a different fastener length, tool setup or fastening method.
Direct fastening close to concrete edges can increase the risk of cracking or spalling. Maintain the edge distance and spacing required for the project and fastening system.
Where structural capacity or a specific load rating is required, use an engineered fastening solution supported by the appropriate product documentation rather than assuming a general-purpose concrete T-nail provides a particular design load.
If a construction specification requires a particular material standard, evaluation report, corrosion classification or tested load capacity, request documentation for the exact KYA ST38 configuration supplied.
A concrete nail should not be described as carrying a particular third-party approval solely because another fastener of a similar size or category has been evaluated.
The current KYA ST38 product information lists 40 nails per strip and 1,000 nails per box. At 40 nails per strip, this corresponds to approximately 25 strips per 1,000-piece box.
Packaging can vary among manufacturers; competing ST38 products are also sold in 400- and 800-piece boxes. Distributors should therefore specify both the fastener dimensions and required box quantity when comparing products.
For an accurate quotation, provide the required quantity, nailer model, attachment material, base substrate, required fastener length and destination market.
If the project requires a particular head dimension, shank cross-section, coating specification, load rating or third-party documentation, include that requirement before ordering.
The current KYA product information lists a minimum order quantity of 50 boxes and indicates that sample quantities can be arranged. Confirm the current MOQ, sample quantity, packing and freight terms when requesting pricing.
The ST38 is a 14 gauge concrete T-nail measuring 1-1/2" / 38 mm long. The current KYA product page lists an approximately .083" / 2.1 mm shank dimension.
Yes. Furring-strip attachment to suitable concrete or masonry is a common application for medium-length concrete T-nails. Confirm that 38 mm provides the required penetration for the actual furring strip thickness.
The current KYA product information lists carpet tack strip as an ST38 application. Confirm the tack-strip construction, concrete substrate and required embedment before use.
Fourteen gauge pneumatic concrete T-nail systems are used for fastening compatible light-gauge steel drywall track to concrete. Verify the steel thickness, substrate and project fastening requirements.
Yes, when the plywood thickness and concrete substrate are suitable and the 38 mm nail provides the required penetration.
Not every concrete substrate is suitable for pneumatic direct fastening. Very hard concrete can cause incomplete driving, nail bending, nail breakage or substrate damage. Perform test fastening before production work.
The KYA ST64 accepts 14 gauge concrete T-nails from 18 to 64 mm, so ST38 falls within its published length range. Confirm the production nail cross-section because the ST64 tool page lists approximately 2.2 mm.
The CN64A3 accepts 14 gauge concrete T-nails from approximately 5/8" to 2-1/2", so 1-1/2" is within its published length range. Confirm shank and strip dimensions before bulk use.
The Meite ST64 accepts 14 gauge concrete T-nails from 18 to 64 mm. Its published fastener dimension is approximately 2.2 mm across the shank, so confirm complete dimensions before use.
The 38 mm length is within the published range of both KAMSIN ST38 and ST64 concrete T-nailer platforms. KAMSIN lists its current compatible fasteners at approximately 2.2 mm, so confirm dimensional matching with the KYA nail.
No universal fit should be assumed. Check nail length, cross-section, head dimensions, strip spacing and magazine geometry for the exact nailer.
The current KYA product information lists 40 nails per strip.
KYA currently lists 1,000 nails per box. At 40 nails per strip, this is approximately 25 strips per box.
Yes. The featured KYA ST38 is listed with a galvanized finish.
No. Outdoor suitability depends on coating thickness, moisture exposure, chemicals and the project specification. Confirm the required corrosion protection for the intended environment.
Yes. KYA lists additional ST-series lengths up to ST64 at 2-1/2" / 64 mm, along with shorter ST18, ST25 and ST32 sizes.
A specific third-party approval should only be claimed when the exact KYA ST38 product is identified in the applicable current evaluation report. If project approval documentation is required, request it before ordering.
The current KYA product information lists a minimum order quantity of 50 boxes. Confirm the current MOQ with the quotation.
The current product information indicates that sample quantities can be arranged. Confirm available sample quantity, packing and freight terms with KYA.
Provide the required quantity, pneumatic nailer model, attachment material, concrete or masonry substrate, required fastener length, dimensional requirements and destination market.
Ask About ST38 Concrete T-Nails
KYA supplies ST38 1-1/2" 14 gauge galvanized concrete T-nails for construction fastener distributors, flooring contractors, drywall installers, woodworking businesses and professional construction users. Send your required quantity, application, substrate and concrete nailer model to confirm the appropriate fastener configuration.
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