Metal Thumb Screws
Standard: ASME B 18.6.8
Thread Type: UNC Thread
Commodity: Metal Thumb Screws
Also Named: Shoulder Thumb Screws
Material: Carbon Steel
Form: A
Diameter: 10#, 1/4, 5/16, 3/8, 7/16, 1/2
Finish: Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated
Head Type: Round Head
Drive Type: With Hand
MOQ: 1000kgs
Lead Time: 30 to 60 days
Product Introduction
AYA Fasteners (Hebei) Co., Ltd. is one of the most experienced manufacturers and suppliers of metal thumb screws in China. Please feel free to buy high quality metal thumb screws made in China here from our factory. For price consultation, contact us.

As a global supplier of customized fastening solutions, AYA's senvice process is also as close to customers as AYA's products. From describing needs to follow-up services, AYA will promptly and spare no effort to help customers solve any fastening problems that arise, to eliminate the concern of customers.
PRODUCT DESCRIPTION
Product Name | Metal Thumb Screws |
Also Named | Shoulder Thumb Screws |
Material | Carbon Steel |
Form | A |
Standard | ASME B 18.6.8 |
Diameter | 10#, 1/4, 5/16, 3/8, 7/16, 1/2 |
Finish | Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated |
Head Type | Round Head |
Drive Type | With Hand |
Thread Type | UNC Thread |
DIMENSIONS TABLE

| Specifications | |||||||
| Size | 10# | 1/4 | 5/16 | 3/8 | 7/16 | 1/2 | |
| Nominal Size | 0.19 | 0.25 | 0.3125 | 0.375 | 0.4375 | 0.5 | |
| PP | 24 | 20 | 18 | 16 | 14 | 13 | |
| A | max | 0.89 | 1.05 | 1.21 | 1.41 | 1.59 | 1.81 |
| min | 0.83 | 0.99 | 1.15 | 1.34 | 1.53 | 1.72 | |
| B | max | 0.84 | 0.94 | 1 | 1.16 | 1.22 | 1.28 |
| min | 0.72 | 0.81 | 0.88 | 1.03 | 1.09 | 1.16 | |
| C | max | 0.18 | 0.24 | 0.27 | 0.3 | 0.36 | 0.4 |
| min | 0.16 | 0.22 | 0.25 | 0.28 | 0.34 | 0.38 | |
| D | max | 0.1 | 0.1 | 0.11 | 0.11 | 0.13 | 0.14 |
| min | 0.08 | 0.08 | 0.09 | 0.09 | 0.11 | 0.12 | |
| E | max | 0.33 | 0.4 | 0.46 | 0.55 | 0.71 | 0.83 |
| min | 0.31 | 0.38 | 0.44 | 0.53 | 0.69 | 0.81 | |
| L | max | 2 | 3 | 4 | 4 | 2.5 | 3 |
| min | 0.5 | 0.5 | 0.5 | 0.5 | 1 | 1 | |
PRODUCT DETAILS

PRODUCT ADVANTAGES

ADVANTAGES OF Metal Thumb Screws
1. Assembly teams and end-user consumers can adjust the screws with just their thumb and forefinger.
2. Metal thumb screws can be tightened, tightened, loosened or removed with a simple operation.
3. Shoulder thumb screws are especially useful for components that need to be removed and reinstalled repeatedly.
4. Use metal thumb screws to avoid the risk of over-tightening.
5. Thumb screws are suitable for use where there is not enough space to use tools.
QUALITY INSPECTION

PACKAGING & CONTAINER LOADING

USAGE SCENARIOS

WHY CHOOSE AYA?
AYA provides exclusive services to 1000+ members from all over the world every year, with a unique chain service solution system, you only need to click the mouse to get exclusive fastening solution and enjoy door-to-door services.
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