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Steel CNC Turned Zinc Plated Thumb Screw Double Diamond Knurls Anti-Slip Grip Black Oxide Finish

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Finexpress Precision Manufacturing (dongguan) Co., Ltd

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Steel CNC Turned Zinc Plated Thumb Screw Double Diamond Knurls Anti-Slip Grip Black Oxide Finish

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Brand Name :	FinExpress
Model Number :	thumb screw
Certification :	ISO9001\|ISO14001\| IATF16949
Price :	$0.05/pieces 5000-9999 pieces
Payment Terms :	T/T, L/C, D/A, D/P
Supply Ability :	500000000 Piece/Pieces per Week
Delivery Time :	7~15 Working Day
MOQ :	1 piece in stock, 30,000 pcs customized

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Product Details
Company Profile

Steel CNC Turned Zinc Plated Thumb Screw Double Diamond Knurls Anti-Slip Grip Black Oxide Finish

CNC Turned Zinc Plated Thumb Screw – Double Diamond Knurls & Anti-Slip Grip

Product Overview

Our CNC Turned Zinc Plated Thumb Screw combines precision engineering with ergonomic design for applications demanding reliability and user-friendly operation. Featuring double diamond knurls for superior grip and a corrosion-resistant zinc finish, this screw is ideal for industrial equipment, electronics, medical devices, and automotive assemblies where vibration resistance and tool-free adjustments are critical.

Key Features

✅ Double Diamond Knurl Design

Anti-Slip Grip: Dual diamond-pattern knurling ensures maximum traction, even with gloves or oily hands.
Ergonomic Comfort: Wide thumb head reduces hand fatigue during frequent adjustments.

✅ CNC Turned Precision

Tight Tolerances (±0.05mm): Consistent thread geometry for smooth engagement and reliable torque.
Material: Grade 8.8 carbon steel for high tensile strength (800 MPa).

✅ Zinc-Plated Corrosion Resistance

Trivalent Zinc Coating: RoHS-compliant finish protects against rust, humidity, and mild chemicals.
Durable Finish: Withstands repeated use without flaking or wear.

✅ Versatile Applications

Tool-Free Operation: Perfect for panels, jigs, enclosures, and prototypes.
Customizable: Available in metric (M4–M12) or imperial (#8-32–½"-13) threads.

Steel CNC Turned Zinc Plated Thumb Screw Double Diamond Knurls Anti-Slip Grip Black Oxide Finish

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.

Steel CNC Turned Zinc Plated Thumb Screw Double Diamond Knurls Anti-Slip Grip Black Oxide Finish

Company Profile

Steel CNC Turned Zinc Plated Thumb Screw Double Diamond Knurls Anti-Slip Grip Black Oxide Finish

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.

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Steel CNC Turned Zinc Plated Thumb Screw Double Diamond Knurls Anti-Slip Grip Black Oxide Finish

Steel CNC Turned Zinc Plated Thumb Screw Double Diamond Knurls Anti-Slip Grip Black Oxide Finish

Steel CNC Turned Zinc Plated Thumb Screw Double Diamond Knurls Anti-Slip Grip Black Oxide Finish

Product Overview

Key Features

Why Choose Us?

Double Diamond Knurls Thumb Screw

Black Oxide Finish Thumb Screw

Anti-Slip Grip Thumb Screw

Steel CNC Turned Zinc Plated Thumb Screw Double Diamond Knurls Anti-Slip Grip Black Oxide Finish