Products
Combined Bolt/Socket Head Cap Bolt with Captive Washer
- A specialized combined fastener integrating a socket head cap boltwith a captive washer (washer fixed to the bolt shank, non-detachable)
- Complies with international standards such as ISO 4762 (bolt) and DIN 125 (washer), ensuring dimensional accuracy and interchangeability
- Common materials include carbon steel (e.g., 45#), stainless steel (e.g., 304, 316), and alloy steel
- With high-strength variants undergoing heat treatment
Countersunk Flat Head Phillips Self Tapping Screw
- Complies with ISO 7047, ANSI B18.6.3, DIN 7982; flush-mount self-tapping fasteners
- Material: Carbon steel (1018), stainless steel (304/316); strength grades 4.8–8.8
- Structure: Countersunk flat head + Phillips cross-slot + self-tapping thread + sharp tip (full thread).
- Surface treatments: Zinc plating, nickel plating, black oxide
- Size M2–M8, length 6–50mm
Countersunk Flat Head Torx Deck Screw with Knurle
- Complies with ISO 7047, ANSI B18.6.3, DIN 7982; wood-specific construction fasteners
- Material: Carbon steel (1018/45#), stainless steel (304); strength grades 4.8–10.9
- Structure: Countersunk flat head + ribs (shaft ribs) + wood-optimized thread + drill tip (full thread)
- Surface treatments: Hot-dip galvanizing, phosphate coating, black oxide
- Size M4–M8, length 30–100mm (for solid wood/engineered wood)
- Designed for building frameworks, wood splicing, and construction wood connections
Countersunk Flat Torx Head Chipboard Screw
- Complies with ISO 7046, DIN 7982, ANSI B18.6.3; chipboard-specialized self-tapping fasteners
- Material: Carbon steel (1018), stainless steel (304); strength grades 4.8–8.8
- Structure: Countersunk flat head + Torx drive + chipboard-specific fine-thread + sharp tip (full thread)
- Surface treatments: Zinc plating, phosphate coating, black oxide
- Size M3–M6/#0-1/2″, length 16–50mm (for chipboard/MDF).
Countersunk Head Closed End Thread Blind Rivet Nut
- Blind rivet nut fasteners
- Material: Carbon steel, stainless steel (304/316), aluminum alloy; strength-grade variants available
- Structure: Countersunk head (flush design) + closed-end cylindrical body + internal precision thread + external knurling/serrations
- Surface treatments: Carbon steel (zinc plating, Dacromet), stainless steel (passivation), aluminum (natural finish)
- Size: Nominal diameter M2–M12, sheet thickness compatibility 0.8–5mm, overall length 4–16mm
Countersunk Pozi Flat Head Chipboard Screw
You are welcomed to come to our factory to buy the latest selling, low price, and high-quality Countersunk Pozi Flat Head Chipboard Screw. We look forward to cooperating with you.
DIN 125 Flat Washer
- Complies with ISO 7089, DIN 125, ANSI B18.22.1; universal standard fastener accessories
- Material: Carbon steel, stainless steel (304/316), brass, aluminum; optional corrosion-resistant variants
- Structure: Flat circular plate + central precision through hole (matching bolt/nut diameter)
- Surface treatments: Carbon steel (zinc plating, black oxide), stainless steel (passivation), brass (natural finish)
- Size: aperture M1.6–M36, outer diameter 4–50mm, thickness 0.5–4mm
DIN 127 Spring Lock Washer
- Complies with ISO 7090, DIN 127, ANSI B18.21.1; anti-loosening fastener accessories
- Material: Carbon steel, stainless steel (304/316), alloy steel; elastic-grade variants available
- Structure: Open annular body + central through hole (matching bolt diameter)
- Surface treatments: Carbon steel (zinc plating, black oxide), stainless steel (passivation)
- Size: Aperture M2–M36, thickness 0.5–4mm, opening gap 0.2–1.5mm
DIN 25201 Double fold self-locking washer
- Complies with ISO 10664, DIN 25201, ANSI B18.21.1; anti-loosening fastener accessories
- Material: Carbon steel, stainless steel (304/316), alloy steel; elastic-grade variants available
- Structure: Double-folded annular body (open/closed type) + central through hole + self-locking folded edges
- Surface treatments: Carbon steel (zinc plating, black oxide), stainless steel (passivation)
- Size: Aperture M3–M24, thickness 1.0–4.5mm, folded edge height 0.4–2.5mm
DIN 436 Square Washer
- Complies with ISO7089, DIN 436, ANSI B18.22.1; universal fastener auxiliary components
- Material: Carbon steel, stainless steel (304/316), brass; optional corrosion-resistant variants
- Structure: Square flat plate + central precision through hole (matching bolt/nut diameter)
- Surface treatments: Carbon steel (zinc plating, black oxide), stainless steel (passivation), brass (natural finish)
- Size: aperture M3–M36, side length 8–60mm, thickness 1–5mm
DIN 6923 Hex Flange Nut
- Complies with ISO 4161, DIN 6923, ANSI B18.2.2; integrated washer-type locking fasteners
- Material: Carbon steel (45#), stainless steel (304/316), brass; strength grades 4.8–12.9
- Structure: Hexagonal body + integral flange (with anti-slip serrations) + coarse/fine internal thread
- Surface treatments: Zinc plating, black oxide, hot-dip galvanizing, passivation
- Size M2–M36 (matches standard bolts)
DIN 9021 Large Plain Washer
- Complies with ISO 7093, DIN 9021, ANSI B18.22.1; universal fastener auxiliary components
- Material: Carbon steel, stainless steel (304/316), brass; optional corrosion-resistant variants
- Structure: Square flat plate + central precision through hole (matching bolt/nut diameter)
- Surface treatments: Carbon steel (zinc plating, black oxide), stainless steel (passivation), brass (natural finish);
- Size: aperture M3–M36, side length 8–60mm, thickness 1–5mm