Jiangsu Profile
Product List
25006. High Quality Carbon Steel Hex Head Combination Screw with Spring Washer, Yellow Zinc Plated 
[Jun 18, 2026]
[Jun 18, 2026] Product Description Item Details Full Product Name HYS Carbon Steel Hexagon Round Head Phillips Combination Screw with Pre-Assembled Spring Washer, Yellow Zinc Plated Brand HYS Product Type High-performance ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
25007. Phillips Pan Head Combination Screw with Plain Washer, Carbon Steel Zinc Plated Sems Screw [Jun 18, 2026]
[Jun 18, 2026] Product Description Item Details Full Product Name HYS Carbon Steel Pan Head Phillips/Slotted Combination Screw with Pre-Assembled Plain Washer (Sems Screw) Brand HYS Product Type Combination screw (sems screw) ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
25008. Yellow Zinc Plated Cross Recessed Hex Sems Screw Pre-Assembled with Lock Washer Industrial Fastener [Jun 18, 2026]
[Jun 18, 2026] Product Description Item Details Product Full Name GB9074 Stainless Steel Cross Recessed Hex Sems Screw, Pre-assembled with Washers, Yellow Zinc Plated, M4-M8 Metric Custom Fastener Brand & Origin Brand: HYS; ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
25009. GB9074 Alloy Steel Zinc Plated Hex Cross Recessed Sems Combination Screw with Washers [Jun 18, 2026]
[Jun 18, 2026] Product Description Item Details Product Category Hexagon Phillips Pre-Assembled Sems Screws, integrated combination fasteners with pre-attached flat and spring washers for hassle-free, one-step installation Head & ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
25010. Carbon Steel Custom Cross Recessed Countersunk Flat Head Step Shoulder Machine Screw [Jun 17, 2026]
[Jun 17, 2026] Product Description Item Details Base Raw Material High strength carbon steel as primary raw material, stable mechanical performance, customizable alternative materials including brass and silicon bronze for special ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
25011. Slotted Pan Head Straight Shoulder Step Screw, Stainless Steel One Slot Limit Stop Shoulder Screw ... [Jun 17, 2026]
[Jun 17, 2026] Product Description Item Details Base Material & Performance High-grade stainless steel as raw material, featuring inherent anti-rust and anti-corrosion performance, suitable for long-term use in damp workshop ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
25012. DIN 7985 H56 Brass Phillips Pan Head Machine Screw, Metric Cross Recess Round Head Brass Screw [Jun 17, 2026]
[Jun 17, 2026] Product Description Parameter Item Specification M2 M2.5 M3 M4 M5 M6 M8 M10 M12 P Thread Pitch 0.4 0.45 0.5 0.7 0.8 1 1.25 1.5 1.75 dk max Max Pan Head ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
25013. Stainless Steel Knurled Flat Round Head Thumb Screw Tool Free Hand Tightening Adjustment Fastener [Jun 17, 2026]
[Jun 17, 2026] Product Description Item Details Base Manufacturing Material High quality SS304 stainless steel raw material, outstanding resistance to rust, oxidation and chemical corrosion, suitable for humid and precision ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
25014. High Tensile Carbon Steel Blue White Zinc Plated DIN653 Knurled Flat Head Thumb Screw Hand Tight ... [Jun 17, 2026]
[Jun 17, 2026] Product Description Parameter Symbol Parameter Description M2 M2.5 M3 M4 M5 M6 M8 M10 P Pitch 0.4 0.45 0.5 0.7 0.8 1 1.25 1.5 dk (Nominal Size) Nominal Head ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
25015. API 6A Wellhead Tools Drilling Forged Flanged Spacer Spool/Adapter Spool Drilling Adapter [Jun 17, 2026]
[Jun 17, 2026] Spacer spools in all sizes and pressure ratings that are compliant to API 6A and API 16A. Spacer spools are suitable for wellhead extension, BOP installation, choke & kill manifold spools and production manifold. End ...
Company: Wise Channel Industries Limited
25016. Wholesale Blue Zinc Plated One Piece Flange Spade Head Thumb Bolt Custom Length Industrial Hand ... [Jun 16, 2026]
[Jun 16, 2026] Product Description Item Details Base Material & Mechanical Strength Made of carbon steel, tensile strength grades from 3.6 to 12.9 can be customized according to actual fastening load requirements. Product ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
25017. ANSI/ASME Standard 18-8 Stainless Steel Butterfly Wing Thumb Screw Tool Free Hand Tightening ... [Jun 16, 2026]
[Jun 16, 2026] Product Description Screw Thread d M4 M5 M6 M8 M10 M12 M16 M20 M24 P (Pitch) - 0.7 0.8 1 1.25 1.5 1.75 2 2.5 3 E max 8 11 13 16 20 23 29 35 44 ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
25018. DIN318 Stainless Steel Butterfly Wing Screw SS304 SS316 Hand Tighten Thumb Screw Full Thread ... [Jun 16, 2026]
[Jun 16, 2026] Product Description Item Details Material & Grade Stainless Steel SS304(A2-70), SS316(A4-70); duplex steel available for high corrosion environments Product Type DIN318 Butterfly Wing Thumb Screw, tool-free ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
25019. Slotted Knurled Captive Thumb Screw, Waisted Shank Half Thread Manual Adjustment Retaining Screw [Jun 15, 2026]
[Jun 15, 2026] Product Description Item Parameter Description M3 M4 M5 M6 M8 M10 P Thread Pitch 0.5 0.7 0.8 1 1.25 1.5 ds (max) Waisted Shank Max Diameter 2 2.8 3.5 4.5 5.5 7 ds (min) Waisted Shank Min ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
25020. High Precision Stainless Steel 304 A2-70 A2-80 Hexagon Button Head Captive Panel Screw for ... [Jun 15, 2026]
[Jun 15, 2026] Product Description M (Metric Thread Size) e Thread Length L Overall Length Options A Head Diameter E Head Thickness B Hexagon Width Across Flats C Hexagon Socket Depth d Waisted Shank ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
