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Truss Head Stainless Steel Flat Thumb Knurled Step Bolt Shoulder Screw 1mm-500mm

Truss Head Stainless Steel Flat Thumb Knurled Step Bolt Shoulder Screw 1mm-500mm

Truss Head Stainless Steel Flat Thumb Knurled Step Bolt Shoulder Screw 1mm-500mm
Truss Head Stainless Steel Flat Thumb Knurled Step Bolt Shoulder Screw 1mm-500mm
Categories Shoulder Screw
Place of Origin: Guangdong, China
Brand Name: FinExpress
Model Number: FinExpress Shoulder Screw214
Packaging Details: 1.1000pcs / plastic bag,20kgs/ carton ,then put on the wood pallet ,
2.Carton size:28cm*18cm*13cm,
3.Wood pallet size:118cm*113cm,Weight:700~800Kg Bulk:0.8 cubic
4.The weight of 20 FT Container:20~25 Tons
5,As your requirements
Supply Ability: 500000000 Piece/Pieces per Week
MOQ: 30000
Price: $0.08/pieces 5000-9999 pieces
Payment Terms: T/T, L/C, D/A, D/P
Delivery Time: 7~15 Working Day
Finish: Plain, ZINC PLATED, Dacromet
Material: Stainless steel, Steel
Measurement system: Metric
Head Style: Pan, Truss, Flat, HEX
Standard: ISO, Non-standard
MOQ: 1 piece in stock, 30,000 pcs customized
Package: Small Packing+Carton Packing+Pallet
Delivery time: In stock 5~7 working days, customized 15~25 working days
Service: OEM ODM Custom Service
Length: 1mm~500mm
Certificate: ISO9001:2015, RoHs
Port: Shenzhen, Guangzhou
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Company Info.
Finexpress Precision Manufacturing (dongguan) Co., Ltd
Verified Supplier
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Truss Head Stainless Steel Flat Thumb Knurled Step Bolt Shoulder Screw 1mm-500mm

Truss Head Stainless Steel Flat Thumb Knurled Step Bolt Shoulder Screw 1mm-500mm

Product Overview

Our Truss Head Stainless Steel Flat Thumb Knurled Step Shoulder Screws combine ergonomic design with industrial-strength performance. Featuring a low-profile truss head with thumb-friendly knurling, a precision unthreaded shoulder, and corrosion-resistant stainless steel construction, these screws are engineered for applications demanding durability, ease of use, and exact alignment. Ideal for machinery, medical devices, marine equipment, and consumer electronics, they offer versatility across industries.

Key Features

✅ Ergonomic Truss Head Design

  • Low-Profile & Wide Bearing Surface: Distributes load evenly, minimizing surface damage.
  • Knurled Thumb Grip: Allows tool-free tightening/loosening for quick adjustments.

✅ Stainless Steel 304/316 Construction

  • Corrosion Resistance: Withstands saltwater, chemicals, and extreme temperatures (-200°C to 800°C).
  • High Tensile Strength: 515 MPa (304) or 620 MPa (316) for heavy-duty use.

✅ Step Shoulder Precision

  • Unthreaded Shoulder: Ensures precise alignment of bearings, bushings, or rotating parts.
  • Smooth Bearing Surface: Reduces friction and wear in dynamic assemblies.

✅ Customizable Dimensions

  • Length Range: 1mm–500mm (standard or custom).
  • Thread Sizes: Metric (M2–M12) or imperial (#4-40–½"-13).
  • Shoulder Dimensions: Tailor diameter (2mm–30mm) and length (3mm–200mm).

✅ Certified Quality

  • Compliant with ISO 14583, RoHS, and ISO 3506 standards.

Specification
More Detail Informations
Available Material
1.Stainless Steel: SS303, SS304, SS316, SS410, SS420;
2.Carbon steel: C1006,C1010,C1018,C1022,C1035K,C1045;
3.Brass: C3602,C3604,Hpb59,Hpb62,Hpb65,Hpb58,Hpb70 ;
4.Aluminum: Al6061, Al6063 etc
or as your requirements
Head type
CSK Head,Pan Head,Truss Head,Hexagon Head,Round Head,Oval Head,Button Head,Cap Head,Cheese Head,etc.
Hardness
Carbon Steel:HRC:28~35 ,HV450~700
Alloy Steel:HRC:32~39(grade10.9) HRC:39~44(grade12.9)
Finish
Zinc plated, Nickel plated, Bronze, Copper,Phosphate, Oxidation black, Passivation, Tin, Dacromet, Gold, Chrome, Silver,
Phosphorization,Zinc-nickel alloy plated etc.
Sample Available
The sample is free of charge if we have the existing tooling,you only need to pay for the freight cost
Delivery time
Samples time 3-5 working days, Lead time 20-25 working days
Pricing Term
EXW Dongguan(FCA),FOB, CIF, CNF, DDU,etc.
Packing
Bulk in PE bag or Small boxes.then in carton .pallet
Payment term
TT (30% in advance as deposit, balance before delivery) , L/C, Western Union,PayPal etc
Management system
ISO9001:2015
Certificate
ISO,ROHS
Why Choose Us

Why Choose Us?

✅ OEM/ODM Support: Full custom packaging, branding, and documentation.
✅ Quality Assurance: ISO 9001-certified with full material traceability and testing (salt-spray, torque, tensile).
✅ Flexible MOQs: Prototype batches to large-scale production.
✅ Fast Turnaround: 10–15 days for standard orders; expedited options available.

Company Profile

FAQ
Q1: What is your main products and material supply?
A1: Our main products are Electronic screws,Sems screws,Tapping screws,Chicago screws,Shoulder screws etc. Special Non-standard studs,Turning parts and High-end precision complex CNC Machining parts etc.
A2: Carbon Steel, Alloy Steel, Aluminum alloy,Stainless Steel, Brass, Copper ,Titanium alloy or according to your requirement.
Q2: When can I get the price?
A: We usually offer you a quotation within 12 hours, and the special offer is not more than 24 hours.Any urgent cases, please contact us directly by phone or send email to us.
Q3: What about the transportation and delivery date?
A: If the weight of goods more than 80kg,Normally we use shipment to transprot the orders. It is about 20-30days . If the weight of goods less than 80kg,or there are urgent, we can send the goods via air express,It is 3~5 days.

Q4: What's your packing?What to do in case of damaged goods during transport?
A1: Our Normal packing is bulking in Cartons, less than 20 kgs/carton, 48 cartons / pallet. We also can pack products according to your requirement.
A2: To avoid any subsequent trouble regarding quality issue, we suggest you check the goods once you receive them. If there is any transport damaged or quality issue, don't forget take the detail pictures and contact us as soon as possible, we will properly handle it to make sure your loss to reduce to the smallest.
Q5: Can I get discounts?
A: Yes, for big order, frequent customers, we give reasonable discounts.
Q6: Do you have enough capacity?
A: Our production equipment is a new imported equipment. We have a group of skilled workers who have been working for more than 10 years. Their production experience is very rich and their skills are very skilled. The screws can be 30 million pcs/month. We have sufficient funds to ensure the normal operation of the factory.
Product Tags:

500mm shoulder screw

  

500mm shoulder screws

  

truss head shoulder screw

  
Quality Truss Head Stainless Steel Flat Thumb Knurled Step Bolt Shoulder Screw 1mm-500mm for sale

Truss Head Stainless Steel Flat Thumb Knurled Step Bolt Shoulder Screw 1mm-500mm

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