Jiangsu Profile
Product List
18151. Carbon Steel Six Lobe Torx Truss Pan Head Step Shoulder Screw, Black Oxide Coated Metric Custom ... 
[Jun 17, 2026]
[Jun 17, 2026] Product Description Item Details Main Raw Material Grade 8.8 high tensile carbon steel as primary manufacturing material, outstanding tensile and compression resistance, hard to deform under long-term fixture load; ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
18152. Carbon Steel Hex Socket Thin Pan Head Step Shoulder Screw, Black Oxide Coating Metric Custom Limit ... [Jun 17, 2026]
[Jun 17, 2026] Product Description Item Details Base Raw Material Grade 8.8 high tensile carbon steel is adopted as the primary raw material, featuring stable mechanical strength and outstanding compression resistance; alternative ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
18153. Customizable Carbon Steel Galvanized Racket Flat Spade Head Thumb Screw Tool Free Manual Adjustment ... [Jun 17, 2026]
[Jun 17, 2026] Product Description Item Details Available Raw Material Options Dual material selection for flexible usage: carbon steel for cost-effective general assembly, stainless steel for corrosion-intensive humid or chemical ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
18154. Customized Low Carbon Steel Regular Round Spade Head Thumb Screw Zinc Plated Tool Free Hand Fastener [Jun 16, 2026]
[Jun 16, 2026] Product Description Nominal Diameter d dc Max dc Min k Max k Min h Max h Min dk Max dk Min L Max L ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
18155. 5/16"-18 Carbon Steel Yellow Zinc Plated Butterfly Wing Thumb Screw ANSI Standard Tool Free Hand ... [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.
18156. Custom M8×30mm Zinc Plated Carbon Steel Butterfly Wing Thumb Screw DIN Standard 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.
18157. DIN314 DIN315 DIN316 Zinc Plated Carbon 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.
18158. DIN316 Zinc Plated Carbon Steel Butterfly Wing Thumb Screw Tool Free Hand Twist Fastener [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.
18159. 8.8 Grade Carbon Steel Zinc Plated Hex Socket Countersunk Waisted Shank Captive Screw for Equipment ... [Jun 15, 2026]
[Jun 15, 2026] Symbol Limit M2.5 M3 M4 M5 M6 M8 M10 b Nominal Thread Length 4 4 6 8 10 12 15 dk (Head Diameter) Max 5.0 6 8 10 12 16 20 dk (Head Diameter) Min 4.7 5.7 7.64 9.64 11.57 15.57 19.48 k ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
18160. High Efficiency Low Power Tube Making Machine for Carbon Iron Steel Welded Pipe Processing Line [Jun 15, 2026]
[Jun 15, 2026] Product Description SY50 High frequency tube making equipment: Our ERW mill crafts round, square, rectangular, special pipes: D, O, Octagon. Applications: GI, construction, automotive, mechanical tubing, furniture, ...
18161. Energy Saving High Frequency Welded Tube Making Machine for Carbon and Iron Steel Pipe Manufacturing [Jun 15, 2026]
[Jun 15, 2026] Product Description SY50 High frequency tube making equipment: Our ERW mill crafts round, square, rectangular, special pipes: D, O, Octagon. Applications: GI, construction, automotive, mechanical tubing, furniture, ...
18162. Low Energy Consumption High Frequency Tube Making Machine for Carbon Iron Steel Pipe Production [Jun 15, 2026]
[Jun 15, 2026] Product Description SY50 High frequency tube making equipment: Our ERW mill crafts round, square, rectangular, special pipes: D, O, Octagon. Applications: GI, construction, automotive, mechanical tubing, furniture, ...
18163. Carbon Steel Bolts, Carbon Steel Washers, High Strength Carbon Steel Hexgaon Structural Bolts ASTM ... [Jun 10, 2026]
[Jun 10, 2026] Product Description Standard DIN,ASTM/ANSI JIS EN ISO,AS,GB Material Stainless Steel: SS201, SS303, SS304, SS316,SS316L,SS904L,F593 Steel Grade: DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9; SAE: Gr.2,5,8; ASTM: ...
Company: Bolnut Fastener Co., Ltd
18164. High Speed Hf Welding Carbon Stainless Steel Tube Mill for Round & Square Pipe Production [Jun 10, 2026]
[Jun 10, 2026] Product Description SY60 High-frequency welding tube production equipment: Our ERW Tube/pipe mill makes round, square, rectangular, and special profile pipes like D, O, and Octagon. Applications: Gl, construction, ...
18165. Carbon Steel Bolts, Carbon Steel Washers, Heavy-Duty Structural Flat Washers F436 and Hexagon ... [Jun 10, 2026]
[Jun 10, 2026] Product Description Standard DIN,ASTM/ANSI JIS EN ISO,AS,GB Material Stainless Steel: SS201, SS303, SS304, SS316,SS316L,SS904L,F593 Steel Grade: DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9; SAE: Gr.2,5,8; ASTM: ...
Company: Bolnut Fastener Co., Ltd
