What are the self-tapping screws ?
self-tapping screw, also known as a self-threading screw or sheet metal screw, is a type of screw that can be drilled into the surface of objects through its rotation. It can be installed without prior drilling, making it a convenient and cost-effective fastener.
Since its establishment in 2002, T&Y Hardware has always focused on the R&D and production of high-quality self-tapping metal screws. We specialize in supplying all kinds of self-tapping screws, covering Large and Small diameters, and the length can also be customized to meet the needs of different industries. Our products are finely classified according to multiple dimensions such as materials, features, uses, drive types, head shapes, etc., to ensure that you can accurately match application scenarios. We support bulk procurement and also accept Small batch sample orders.
Self Tapping Screws By Material
We provide stainless steel, aluminum, carbon steel, brass, titanium, and other materials for self-tapping bolts. Of course, we can also customize special material products according to your needs. Welcome to come for a consultation.
Size: #2、#4、#6、#8、#10、#12、1/4、 5/16、 3/8
length: 2inch 、3inch 、4inch
Size: #2、#4、#6、#8、#10、#12、1/4、 5/16、 3/8
length: 2inch 、3inch 、4inch
Size: #2、#4、#6、#8、#10、#12、1/4、 5/16、 3/8
length: 2inch 、3inch 、4inch
Size: #2、#4、#6、#8、#10、#12、1/4、 5/16、 3/8
length: 2inch 、3inch 、4inch
Size: #2、#4、#6、#8、#10、#12、1/4、 5/16、 3/8
length: 2inch 、3inch 、4inch
Self Tapping Screws By Feature
Self Tapping Screws By Application
Cross Recessed self tapping screws
These screws, also known as phillips self-tapping screws, are available with various head shapes to accommodate different applications. Common head types include flat heads, countersunk heads, semi-countersunk heads, pan heads, and truss heads, among others.
Standard：DIN7981 GB845 ISO7049 JISB1122P
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
Cross countersunk head tapping screwsStandard：DIN7982 GB846 ISO7050 JISB1122F
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
Cross half countersunk head tapping screwsStandard：DIN7983 GB847 ISO7051 JISB1122O
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
Washer head phillips tapping screwsStandard：DIN968
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
Flat tailed cross groove self tapping screwsStandard：JISB1122P
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
Truss head phillips tapping screwsStandard： JISB1122T
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
Flat Slotted Self-Tapping Screws
One character self tapping screw, also known as flat groove self tapping screw, has only one horizontal groove on its head and needs to be installed with a flat screwdriver
Slotted flat head self tapping screwsStandard： DIN7972 GB5283 ISO1482 JISB1115F
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
Slotted half countersunk self tapping screwsStandard：DIN7973 GB5284 ISO1483 JISB1115O
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
Slotted pan head self-threading screwsStandard： DIN7971 GB5282 ISO1481 JISB1115P
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
Torx tapping screws/Hex tapping screw
The plum blossom type self tapping screw has a star shaped groove inside, so it is also called the star type self tapping screw.
Hexagonal self tapping screws are divided into two types: inner hexagon and outer hexagon. They all require the use of corresponding installation tools to secure them
Torx pan head tapping screwsStandard：ISO14585 JISB1128P GB2670.1
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
Torx countersunk head tapping screwsStandard：ISO14586, JISB1128F,GB2670.2,ISO14587, JISB1128O, GB2670.3
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
hex head self tapping screwsStandard： DIN7976 GB5285 ISO1479
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
Hexagon flange Self Tapping ScrewsStandard：DIN6928 GB16824.1 GB16824.2
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
Countersunk socket head tapping screwsStandard：DIN7991
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
cylindrical allen head self tapping screwsStandard：DIN912
Diameter: inch #2~3/8″ ，Metric 2mm~ 8mm
Length： inch 1/4″ ~ 4″ ，Metric 5mm~ 100mm
Self Tapping Screws By Color
We supply a variety of colored self tapping screws, including the most popular black, white, and blue self-tapping screws.
Of course, we can also customize special colors according to your needs to provide you with personalized procurement services.
White self tapping screws
Black self tapping screws
Blue self tapping screws
Our Company Advantage
International exhibitions over the years
The International Fastener Exp was held in October at the Mandalay Bay Convention Center in Las Vegas, USA. This is one of the largest and most important fastener exhibitions in North America, and we are honored to have participated.
In the future, we will participate in more exhibitions to let more friends know us.
In May 2022, we participated in the Hanover Industrial Exhibition in Germany, which was quite successful. We also met old customers here and made many new friends.
In 2022, we participated in the Atlanta Machinery Show in the United States
- Our certificates
- Thread
- Strength grade
- Surface Treatment
- Material
UNC thread, UNF thread, ISO thread, Metric thread, Imperial thread, Full thread, Half thread, Coarse thread, Fine thread
4.8 grade、6.8 grade、 8.8 grade、10.9 grade、 12.9 grade
A2-70、A2-80、A4-70、A4-80
Plain, Galvanized, HDG, Nickel Plated, Copper plating, black oxidation, passivation, polishing，power coated and so on
Carbon Steel：Q345 (16Mn)25#,35#,45#
Stainless Steel: SS202、SS304、SS316、SS410、SS420、SS430
Duplex stainless steel : S32750、S32760、S2205、S2507
Alloy steel: Inconel 600、 Inconel 625 、Inconel 718 、 Monel 400、 K500
Aluminum, titanium alloy, and brass
The principle of self-drilling screws is similar to that of tapping screws. It has an additional drilling point at the tail of the self tapping screw, which makes the screw more penetrating. Therefore, drilling tail screws can easily penetrate metal plates. It is usually used for fixing color steel tiles
Self tapping screws have a wide range of applications, it can use for wood ,for steel, for plastic. including wooden furniture, plastic toys, sheet metal fixation, machine assembly, etc
For example, for a self tapping screw with a cross groove, it is necessary to use an electric drill to install it with a cross drill bit. First, install the screw onto the drill bit, determine the installation position, press the screw slightly with force, and turn on the electric drill to tighten it. Be careful not to tighten it too tightly
For Standard carbon steel self-tapping screws ,we will ship in one month ,For stainless steel sheet metal screw ,we will ship in 7-10 days, Special items per required
We usually keep stock for standard items ,If not special items , No MOQ required
We have stable production line and Senior Processing workers ,to assure qualified product ,while our price is a little higher than indian suppliers
if you have quality requirement ,we suggest you try us ,if you only focusing on price , Indian suppliers are better choices
Our mainly customers are from Eruope ,South And North America , Southeast Asia
English 
Spanish 
Arabic 
Russian 
Portuguese