Customizable Steel Steel Black Finish Knurled Thumb Screw with Washer

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Product Description

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Basic Information

Model NO.:CC-316A
Groove:Special Shape
Connection:Common Bolt
Head Style:Round
Standard:DIN, GB, ANSI, JIS
Grade:8.8
Material:Carbon Steel
Screw Diameter:8 mm
Management:ISO 9001, ISO 14001
Screw Length:3~110 mm
Capacity:800 Tons / Month
Origin:China

Product Description

Carbon steel 4.8/8.8/10.9 M2.5 galvanized Customized double rod fastener knurled bamboo screw

Screws are generally categorized into wood screws and mechanical screws. Wood screws feature a tapered tip and larger pitch, ideal for tightening wood or plastic parts. Mechanical screws possess a uniform pitch and are generally used to fasten metal and machine parts.

CategoryNon-standard screws Head typeCheese head
Slot TypeNO Screw diameter8 mm
Screw length3~110 mm Available Mode of actionHand twist
Thread sizeM8 Thread Tolerance6G
SurfaceGalvanized Material GradeCarbon Steel 45H

Application Range

  • Stainless steel plate, metal plate, galvanized steel plate installation.
  • Indoor and outdoor installation of metal curtain walls and light compartments.
  • Combined installation of angle steel, channel steel, and iron plates.
  • Automotive assembly: engines, trunks, garden machinery, and heavy equipment.
  • Industrial sectors: Aerospace, chemical, metallurgy, hydraulic, and mold making.
  • Electronics and appliances: Lighting, communications, home furniture, and sports equipment.
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Detailed Photos

Knurled Thumb Screw 1
Knurled Thumb Screw 2
Knurled Thumb Screw 3
Knurled Thumb Screw 4
Knurled Thumb Screw 5
Knurled Thumb Screw 6
Knurled Thumb Screw 7
Knurled Thumb Screw 8

Manufacturing Capabilities

Our production facility maintains a strong capacity for professional fasteners and fittings. Products adhere to international quality systems such as ANSI and BS, serving construction, automotive, energy, and railway industries.

Throughout the production process, professional engineers monitor quality to ensure high standards. We are committed to continuous innovation to meet diverse customer requirements, providing competitive pricing and expert service.

Production Overview
Factory Corner
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Packaging & Shipping

Package 1
Package 2
Package 3

Ocean Shipping

  • North/South America: ~40 working days
  • Eastern Europe: 30-40 working days
  • Southeast Asia: 20-30 working days
  • Africa: 35-45 working days

Air Transport

Worldwide: 7-10 business days

Packaging: Boxes, cartons, or plastic bags as per customer requirements.

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Product Parameters & Standards

ITEM DIN-STANDARD ISO-STANDARD GB-STANDARD DESCRIPTION
3DIN84ISO1207GB65-85Slotted cheese head screws
4DIN85ISO1580GB67-85Slotted pan head screws
10DIN125-AISO708GB97.1-85Plain washers
23DIN315DF-GB62-88Wing nuts (Germany form)
44DIN464-GB834-88Knurled thumb screws with collar
47DIN467-GB807-88Knurled thumb thin nuts
92DIN912ISO4762GB70-85Hexagon socket cap screws
105DIN933ISO4017GB5783-86Hexagon head screws
130DIN985ISO10511GB6172.2-86Prevailing torque type hexagon nuts

Our Advantages

  • Well-trained and experienced staff.
  • Short lead times for urgent orders.
  • International standard compatibility (DIN, ISO, ANSI).
  • Full OEM/ODM and customization services.
  • Small quantity orders accepted.
  • Customized packaging and delivery options.
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Frequently Asked Questions

What is your core product range?
Our range includes screws, nuts, knobs, bolts, washers, rivets, anchors, and CNC parts, following GB, ISO, DIN, JIS, and BSW standards.
Are you a manufacturer or a trading company?
We are an integrated Industry & Trade Company with specialized production and management experience.
Do you accept customized or non-standard orders?
Yes, we provide non-standard and customized services tailored to specific customer designs and requests.
Which industries do your fasteners typically serve?
Our products are widely used in machine assembly, electronics, construction engineering, furniture, and the automotive industry.
What is your typical lead time for orders?
We strive for short lead times. Air transport takes about 7-10 business days, while ocean shipping varies by region (20-45 days).
How do you ensure product quality?
We have professional engineers monitoring the entire production process and strictly follow ISO 9001 and ISO 14001 management systems.

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