DIN7504 Phil Recessed Countersunk head Self-Drilling Tapping Screws

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Product Description

Product Name	DIN7504 Phil Recessed Countersunk head Self-Drilling Tapping Screws
Material	Carbon Steel, Stainless Steel 201/ 304/ 316 or others.
Size	8#-1813 ~ 14#-14125
Standard Model	DIN ANSI JIS ASTM
Min Order	1000piece/ pieces

Packaging & Shipping

Packing	Inner Box + Carton Box + Pallet or Under Your Requirement
Supply capacity	10000000 piece/ pieces per month
Delivery time	5~20 days after deposit
Export market	Asia, America, Europe, Africa, markets.

Our Services

1. Reliable Supplier
2. High Quality
3. Standard Producing Technology
4. Competitive Factory Price
5. Fast Delivery

1. Reliable Supplier

2. High Quality

3. Standard Producing Technology

4. Competitive Factory Price

5. Fast Delivery

Product Picture：

DIN7504 Phil Recessed Countersunk head Self-Drilling Tapping Screws

Q: How does the screw twist?: For the hexagonal head of the screw can be directly vibration (pay attention to strength), and then twist; if not edge of the case, you can use the saw or flat shovel of the head of the screw slotted with a screwdriver.

Q: A tightened screwdriver has been damaged, that is, the cross into a round mouth, and now I need to get it out for a new one, is there any way to take it out?: First find a good tool ... tiger pliers ~ and the like ... and then forced it ... I was the last time so get ... good results ~ also exercise

Q: There are some screws, is installed in the electrical, power, electronic products on the material, ask how to correctly install the screws?: After we understand the characteristics of the screw, we can proceed to the next step. For example, we use the hands of a 8.8-wide hexagonal screws, then we have mastered the 8.8 hexagonal screws, the use of screws can be used to wipe some of the oil, so that we can protect the screws, in the invisible Which extended the life of the screw. And we have to use the 8.8-grade hexagon screw in the process, we will be able to know that we need to properly protect the screw head inside the hexagon, to prevent 8.8 grade hexagon screw skid, because we know 8.8 grade hexagon screw More difficult to take out. Then we can think of this screw should be used in what place? We can not put a small number of digital screws on the large industrial above, so that the screws can not withstand the pressure of large industrial above, so we need is to help the screw to choose a suitable place, so the screw on the matter The value of the.

Q: M4.8 * 25 What does it mean in screw size?: Nominal diameter of 4.8mm, the length of 25.4.8 should be more from the tapping, should not use M said, M generally said machine thread M4.8 is the screw size 25 is the length of the screw diameter 4.8mm, length 25.

Q: When do flat washers use GB95 when using GB97.1?: See tolerance, high requirements with GB97.1. if in order to save money, and the application environment is not high, use GB95.

Q: How to remove mildew on the rubber washer: Ask is there with the rubber pad, generally, with boiling water boil can, if it involves food above recommendations or not, because you may be the cushion glue for food, not moldy food because silicone rubber is used, a number of years, generally with the first half of the year, the reason is because of the high temperature and long time, from the original into toxic non-toxic,

Q: Does the fastener include screws?: A type of fastener with no head at both ends. At the end of the connection, it must be screwed into the part with the internally threaded hole and the other end through the part with the through hole and the nut is screwed even if the two parts are fastened together. This type of connection is called a stud connection and is also a detachable connection. Mainly used for one of the connected parts of a larger thickness, requiring a compact structure or due to the frequent removal of the bolt should not be used occasions.

Q: Please understand the friends of the self-tapping nails, screws, nuts production process, is the manufacturer's process. The more specific the more detailed the better: This is very simple, the screw wire is generally based on the size of the screw into the back, and then according to the order processing, starting - rubbing teeth - plating - packaging on the success

Q: What are all the fasteners?: Under the national standard 13 categories: are studs, nuts, screws, bolts, washers, retaining rings, pins, wood screws, tapping screws, rivets, welding nails, assemblies and connecting vice, innovative and non-standard products

Q: Want to fix something, which is a triple iron (do not know how thick), would like to ask what screws can be turned into? Can ordinary drill go in? The question is to consider the drill or consider the screw, or have to consider? Thank you! The: You use high-strength drill bit, drill hole, after drilling with a tap, cone wire, tighten the screw, how much wire according to your choice.

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