Square Drive Pan Head Screws
Standard: ASME B 18.6.3
Thread Type: Coarse Thread / Fine Thread
Thread Length: Full Thread
Commodity: Square Drive Pan Head Screws
Also Named: Scrulox Screw
Material: Carbon Steel
Property Class: 4.6/4.8, 5.6, 5.8, 6.8, 8.8, 9.8, 10.9, 12.9
Diameter: 2#, 3#, 4#, 5#, 6#, 7#③, 8#, 10#, 12#, 14#③, 1/4, 16#③, 18#③, 5/16, 20#③, 24#③
Finish: Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated
Head Type: Pan Head
Drive Type: Square Drive
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 square drive pan head screws in China. Please feel free to buy high quality square drive pan head screws made in China here from our factory. For price consultation, contact us.

As a global supplier of customized fastening solutions, AYA's service 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 | Square Drive Pan Head Screws |
| Also Named | Scrulox Screw |
| Material | Carbon Steel |
| Standard | ASME B 18.6.3 |
| Property Class | 4.6/4.8, 5.6, 5.8, 6.8, 8.8, 9.8, 10.9, 12.9 |
|
Diameter |
2#, 3#, 4#, 5#, 6#, 7#③, 8#, 10#, 12#, 14#③, 1/4, 16#③, 18#③, 5/16, 20#③, 24#③ |
| Finish | Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated |
| Head Type | Pan Head |
| Drive Type | Square Drive |
| Thread Type | Coarse Thread / Fine Thread |
| Thread Length | Full Thread |
DIMENSIONS TABLE

| Thread Size d |
2# | 3# | 4# | 5# | 6# | 7# ③ | 8# | 10# | 12# | |
| d | Nominal Size | 0.086 | 0.099 | 0.112 | 0.125 | 0.138 | 0.151 | 0.164 | 0.19 | 0.216 |
| PP | UNC | 56 | 48 | 40 | 40 | 32 | - | 32 | 24 | 24 |
| dk | max | 0.167 | 0.193 | 0.219 | 0.245 | 0.27 | 0.296 | 0.322 | 0.372 | 0.425 |
| min | 0.155 | 0.18 | 0.205 | 0.231 | 0.256 | 0.281 | 0.306 | 0.357 | 0.407 | |
| k | max | 0.062 | 0.071 | 0.08 | 0.089 | 0.097 | 0.106 | 0.115 | 0.133 | 0.151 |
| min | 0.053 | 0.062 | 0.07 | 0.079 | 0.087 | 0.096 | 0.105 | 0.122 | 0.139 | |
| M | Ref. | 0.05 | 0.07 | 0.07 | 0.091 | 0.091 | 0.091 | 0.112 | 0.112 | 0.133 |
| Drive Size | 0 | 0 | 0 | 1R | 1R | 1R | 2R | 2R | 3R | |
| P | max | 0.033 | 0.038 | 0.038 | 0.065 | 0.065 | 0.065 | 0.075 | 0.075 | 0.095 |
| min | 0.028 | 0.028 | 0.028 | 0.05 | 0.05 | 0.05 | 0.06 | 0.06 | 0.08 | |
| Thread Size d |
14# ③ | 1/4 | 16# ③ | 18# ③ | 5/16 | 20# ③ | 24# ③ | 3/8 | |
| d | Nominal Size | 0.242 | 0.25 | 0.268 | 0.294 | 0.3125 | 0.32 | 0.372 | 0.375 |
| PP | UNC | - | 20 | - | - | 18 | - | - | 16 |
| dk | max | 0.476 | 0.492 | 0.528 | 0.579 | 0.615 | 0.631 | 0.734 | 0.74 |
| min | 0.457 | 0.473 | 0.508 | 0.558 | 0.594 | 0.608 | 0.709 | 0.716 | |
| k | max | 0.169 | 0.175 | 0.187 | 0.205 | 0.218 | 0.223 | 0.259 | 0.261 |
| min | 0.156 | 0.162 | 0.173 | 0.191 | 0.203 | 0.208 | 0.242 | 0.244 | |
| M | Ref. | 0.133 | 0.133 | 0.133 | 0.191 | 0.191 | 0.191 | 0.191 | 0.191 |
| Drive Size | 3R | 3R | 3R | 4R | 4R | 4R | 4R | 4R | |
| P | max | 0.095 | 0.095 | 0.095 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| min | 0.08 | 0.08 | 0.08 | 0.085 | 0.085 | 0.085 | 0.085 | 0.085 | |
PRODUCT DETAILS

PRODUCT ADVANTAGES

ADVANTAGES OF Square Drive Pan Head Screws
1. The Scrulox Screw is made of durable stainless steel that is resistant to rust.
2. Zinc coating has added a layer of protection to the screw.
3. Some square drive pan head screws are available with a countersunk head.
4. The high-quality Scrulox Screw is a perfect choice for a flush finish.
5. Our company has an efficient delivery team to fulfill your order.
6. We maintain the best quality standards of our screws before selling them.
QUALITY INSPECTION

PACKAGING & CONTAINER LOADING

USAGE SCENARIOS

WHY 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 solutions and enjoy door-to-door services.
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