Pan Head Screw
Pan head screws include one slot and cross slot for choice. If using electric screwdriver for installation, the cross slot is generally selected. The materials of pan head screws are mostly iron and stainless steel, iron are low carbon, medium and high carbon steel, and the materials of stainless steel screws are stainless steel 201, stainless steel 304 and stainless steel 316.
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Product Introduction
Introduction:
As a manufacturer of fasteners, we understand the importance of having a reliable, sturdy and durable fastener. We are proud to introduce our Pan Head Screws – a product that is designed to meet your unique fastening needs, whether it be for building, construction or DIY projects. Our screws are made of high-quality materials and are built to last, making them the perfect solution for any application or industry.
Features:
Our Pan Head Screws are specially designed to provide a uniform and smooth surface on the application, providing a classic and professional look. The head of the screw has a low-profile dome shape, which is perfect for situations where a flat surface finish is required. This is particularly useful for projects where aesthetics are important, such as cabinet construction or furniture assembly.
Our Pan Head Screws come with a Phillips head screwdriver groove that ensures a snug and secure grip, minimizing the risk of slipping and stripping. This design also allows for easy installation and removal, making them ideal for DIY projects or quick repairs that require minimal tools.
Material:
Our Pan Head Screws are made with high-quality carbon steel and are zinc-plated to provide superior resistance to corrosion and rust. This ensures that your projects and applications can withstand harsh environmental conditions and maintain their appearance even in the long term.
We also offer Pan Head Screws that are made from stainless steel, which offers greater resistance to rust and corrosion in applications where harsh environmental conditions are expected. This is particularly useful for outdoor applications or projects that are exposed to moisture and humidity.
Sizes:
We offer Pan Head Screws with a variety of sizes to cater to different applications and industries. Our smallest size is #2, and our largest size is #14, with lengths ranging from 1/4 inch to 3 inches. We also have custom size options that can be tailored to meet specific application requirements.
Applications:
Our Pan Head Screws are ideal for a variety of applications, including woodwork, cabinetry, furniture, and construction projects. They are particularly useful for projects that require a flat surface finish or where aesthetics are important. The screws are also popular for DIY projects due to their ease of installation and removal.
Conclusion:
Our Pan Head Screws are perfect for merchants looking for high-quality fasteners that offer durability, strength and a professional look. With a variety of sizes and materials available, we can accommodate any project or application, ensuring that you receive the best solution for your needs. Contact us today to learn more about our Pan Head Screws and how we can assist with your fastening needs.
Pan head screws include one slot and cross slot for choice. If using electric screwdriver for installation, the cross slot is generally selected. The materials of pan head screws are mostly iron and stainless steel, iron are low carbon, medium and high carbon steel, and the materials of stainless steel screws are stainless steel 201, stainless steel 304 and stainless steel 316. Thread tolerance is 6G, and mechanical properties of iron pan head screws are 4.8 and 8.8. The 4.8-gradel combination screw is ordinary steel, and the maximum allowable hardness is 255HV. The 8.8-grade combination screw is generally made of wire rod 10B21, then the hydrogen is removed after the hardening treatment. There are still many options for the surface treatment of pan head screws, such as blue and white zinc, color zinc, black zinc, white nickel and so on.
Production Process of Countersunk Head Screw

Specification of Countersunk Head Screw

Pan Head Machine Screws - Slotted & Phillips Drive Size Chart | |||||||||||||||
Nominal Size | A | H | H1 | J | T | M | G | Phillips Driver Size | |||||||
Head Dimensions | Height of Head | Width of Slot | Depth of Slot | Dimensions of Recess | |||||||||||
Slotted | Recessed | Diameter | Recess Penetration Gaging Depth | ||||||||||||
Diameter | |||||||||||||||
0 | 0.116 | 0.104 | 0.039 | 0.031 | 0.044 | 0.036 | ..023 | 0.016 | 0.022 | 0.014 | 0.06 | 0.032 | 0.014 | 0 | |
2 | 0.167 | 0.155 | 0.053 | 0.045 | 0.062 | 0.053 | 0.031 | 0.023 | 0.031 | 0.022 | 0.097 | 0.052 | 0.034 | 1 | |
3 | 0.193 | 0.18 | 0.06 | 0.051 | 0.071 | 0.062 | 0.035 | 0.027 | 0.036 | 0.026 | 0.105 | 0.061 | 0.043 | 1 | |
4 | 0.219 | 0.205 | 0.068 | 0.058 | 0.08 | 0.07 | 0.039 | 0.031 | 0.04 | 0.03 | 0.115 | 0.071 | 0.053 | 1 | |
5 | 0.245 | 0.231 | 0.075 | 0.065 | 0.089 | 0.079 | ..043 | 0.035 | 0.045 | 0.034 | 0.152 | 0.072 | 0.046 | 2 | |
6 | 0.27 | 0.256 | 0.082 | 0.072 | 0.097 | 0.087 | ..048 | 0.039 | 0.05 | 0.037 | 0.159 | 0.08 | 0.055 | 2 | |
8 | 0.322 | 0.306 | 0.096 | 0.085 | 0.115 | 0.105 | 0.054 | 0.045 | 0.058 | 0.045 | 0.175 | 0.097 | 0.071 | 2 | |
10 | 0.373 | 0.357 | 0.11 | 0.099 | 0.133 | 0.122 | 0.06 | 0.05 | 0.068 | 0.053 | 0.192 | 0.113 | 0.089 | 2 | |
12 | 0.425 | 0.407 | 0.125 | 0.112 | 0.151 | 0.139 | 0.067 | 0.056 | 0.077 | 0.061 | 0.252 | 0.124 | 0.098 | 3 | |
1/4 | 0.492 | 0.473 | 0.144 | 0.13 | 0.175 | 0.162 | 0.075 | 0.064 | 0.087 | 0.07 | 0.274 | 0.144 | 0.118 | 3 | |
5/16 | 0.615 | 0.594 | 0.178 | 0.162 | 0.218 | 0.203 | 0.084 | 0.072 | 0.106 | 0.085 | 0.343 | 0.173 | 0.149 | 4 | |
3/8 | 0.74 | 0.716 | 0.212 | 0.195 | 0.261 | 0.244 | 0.094 | 0.081 | 0.124 | 0.1 | 0.382 | 0.213 | 0.19 | 4 | |
1/2 | 0.987 | 0.958 | 0.281 | 0.26 | 0.348 | 0.325 | 0.106 | 0.091 | 0.161 | 0.131 | 0.428 | 0.26 | 0.235 | 4 | |
Application Area of Countersunk Head Screw
Pan head screws are widely used and can be seen in all walks of life, such as medical equipment industry, wind power industry, aerospace industry, office equipment industry, petrochemical industry, electronics industry, communication industry, shipbuilding industry etc....

How to Buy Countersunk Head Screw from Us?
Inquiry
There are two types of fasteners. One is standard parts, such as GB818, pan head screws. The other is non-standard parts. If you want standard pieces, you can tell the standard, size, grade (material), coating and quantity. For example, you want to buy ANSI B18.6.3,1/2, grade 2 and 20000pcs. If you want non-standard parts, you can show us samples, drawings or detailed instructions. Then our engineers will make technical drawings for you.
Price and payemnt
The price can be price/piece, or price/kg. We can quote EXW, FOB, CFR ,CIF with T/T, L/C, Western Union,etc. Or other ways agreed with customers.
Order
After checking, if the price and lead time are both ok, We will start to produce after advance payment according the requirements we promise.
Quality Insurance
We buy PICC PRODUCTS LIABILITY INSURANCE every year. We can agree in the contract that we will replace the goods or refund the money if there are some quality issues after you get our products. If quality problems happen after use, we will track the goods to deal the problems. And our insurance policy can cover your lost.
FAQ
Q1: Are you a factory or trading company?
A: We are manufacturer of hex bolts and nut for more than 20 years . We have two factories, one in Shanghai and the other in Jiangsu. Our production capacity can be 20000 + tons per year. We can customize our products according to customers' requirements, drawings and samples.
Q2: How many years you do foreign trade?
A: We have more than 20 years experience in exporting products to worldwide countries with our best quality. Now we have exported more than 40 countries, such as Spain, Germany, Italy, Belgium, United Kingdom, Lithuania, USA, Canada, Australia, Singapore,Japan, Thailand, Malaysia, South Korea,Indonesia, Egypt, Philippines and so on.
Q3: Do you have enough outputs?
A: We have enough stock in warehouses with abundant capital. We offer 24-hour services. For most common standards, we have them on stock, such as hex bolts, hex nuts, etc.
Q4: How to ensure that every process's quality?
A: First, we have technical drawings for each product when producing.
Second, our workers most have more than 10-years experience of doing hex bolts.
Third, our QC people will do inspection every 2 hours. If finding the bad parts, they will stop the porduction immediately.
Then,the finished parts will be checked again before shipment which insures every product's quality.
Q5: How to ensure the safety of long-distance transportation?
A: We pack into cartons first, and then pack cartons on pallets. The pallet is very easy to lift by Forklift wihch will protect the cartons from damage. Professional packing teams which keep every packing safely.
Q6: What products can you customize?
A:One is standard parts, such as DIN933, hex bolts. The other is Non-standard parts. If you want standard parts, you can tell the standard, size, grade(material) ,coating and quantity. For example, you want to buy DIN933, M12X60,grade 8.8, zinc plated and 20000pcs.
If you want non-standard parts, you can show us samples, drawings or detail descriptions. Then our engineer will do the technical drawings for you.
There are many, such as hexagon bolts, flange bolts, round head square neck bolts, as well as track bolts, U-bolts, T-bolts, flat head hexagon bolts, hex nuts, hex flange nuts .
Q7: Can you provide some sample?
A: Samples can be provided as your requirements.
Why choose us?
- Our streamlined production process allows us to optimize efficiency and reduce costs, resulting in competitive pricing without compromising quality.
- Our company has strived to establish a highly efficient and stable staff team and explored an effective quality control process for Pan Head Screw.
- Our company adheres to strict ethical and social responsibility standards, committed to making a positive impact on the environment and our communities.
- 'Aggressive Price, Fast Service' for Pan Head Screw.
- Our company has a solid track record of delivering products that exceed our customers' expectations, creating long-term loyalty and trust.
- Looking into the future, opportunities and challenges coexist; looking back at history, only enterprises that follow the development trend, live in harmony with nature, progress with society, and suffer with employees can stand.
- Our commitment to continuous improvement extends to our processes, systems, and people, ensuring that we are always at the forefront of the industry.
- We always take the revitalization of private industry as our responsibility and devote ourselves to build an international famous brand.
- Our commitment to quality and customer satisfaction is reflected in every aspect of our business, from product design to delivery.
- Quality is the core competitiveness in the market.
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