Self Tapping Screw manufacturer in India
Oldest Stainless Steel Self Drilling Screws supplier In India, View Its Dimensions, Size

What is a Self Tapping Screw?
Tapping screws make a hole in the material into which they are screwed. As a result, the mating threads form a perfectly comfortable fit. The Stainless Steel Self Tapping Screw may be manufactured by Self Tapping Screw Manufacturer in India using cold and hot forming techniques. Depending on the buyer's specifications, many procedures might be used to coat and finish the Phillips Pan Head Self Tapping Screw.
The austenitic 316 stainless steel grade is used to make Grade 8 Heavy Duty Self Tapping Screw. 316 stainless steel is nickel-chromium-molybdenum-based stainless steel with excellent corrosion resistance. Due to the inclusion of molybdenum, these Galvanised Self Tapping Drywall Screws are more resistant to marine and chemical conditions. The 316 stainless steel is more resistant to pitting, general corrosion, and crevice corrosion than other standard austenitic stainless steel.
Allen Head Screws have high strength and stiffness even at high temperatures.
self-tapping screw vs self-drilling screw
Screws that can tap threads into the material are self-tapping screws. Wood, metal, and brick are all utilised with self-tapping Flat Head Screws. Because these screws cannot drill through metal, they must be installed with a pilot hole first.
Stainless Steel Self Drilling Screws are distinguished by their drill bit-shaped tip and are intended for a wide range of uses, including attaching metal to metal and metal to wood. Self-drilling screws eliminate the need for a pilot hole, reducing installation time and the expense of extra drill bits.
Self Drilling Tapping Screws Specifications
Specification | Self Tapping Screw |
---|---|
Delivery time: | Regular export schedule is about 5-12 days |
UTS: | NPT, UNF, NPTF, UNC, UNEF, UNS |
Free Samples: | Yes |
Manufacturing process: | Cold Heading Heat Treatment Inspection Wire Drawing Packing Surface Plating Insert tapping |
Surface Coating Of Nuts: | Phosphate Coating Cadmium Coating Teflon Coating Xylon Coating |
Available Surface Finish: | Zinc Plated and Hot Dip Galvanised |
manufacturer Of Screw Head: | Pan head/ flat head/ oval head/ hex head/ phillips head etc |
Threads: | METRIC, UNC, BSW, BSF, UNF or as per need |
Head drive: | Phillips/ Slot, Phillips, Six-Lobe, Slotted, etc |
Test Certificate: | EN 10204 / 3.1 |
manufacturer Length | 3 mm to 6"(inch) |
Application: | Wind tower Nuclear power Electronic industry Automotive industry Construction LNG Projects |
KM Steel Online Provide Options?: | Yes |
Phillips Sunk Self Tapping Screws Type A4 Threads: | BSW, BSF, METRIC, UNC, UNF or as required |
Certifications: | PED 97/23/EC Certified |
Drawing Formats: | STP, IGS, JPEG, PDF, CAD |
Port of Dispatch: | Mumbai ports in Maharashtra state of India |
manufacturer Size | M02 to M152.4 |
Self Tapping Screw Price List India
Types Of Fasteners | Size In MM | Types Of Grade | Price Per Unit In (INR) India |
Self Tapping Screw | 4 x 1/2" Long 13mm | Stainless Steel 304 | 138.00 |
- | 6 x 1" Long 25mm | - | 178.00 |
- | 8 x 1/2" Long 13mm | - | 245.08 |
- | 10 x 1/2" Long 13mm | - | 310.45 |
- | 12 x 1" Long 25mm | - | 399.00 |
- | 14 x 5/8" Long 16mm | - | 435.00 |
Self Tapping Screw | 16 x 2.1/2" Long 65mm | Stainless Steel 304 | 536.00 |
Buy Phillips Pan Head Self Tapping Screw At Low Price, Check Difference Between Wood Screw And Self Tapping Screw
Types Of Stainless Steel Self Tapping Screws

Stainless Steel Self Tapping Screws

SS Self Tapping Screws

Aluminum Self Tapping Screw

Hex Head Self Tapping Screws

Pan Head Self Tapping Screw

Countersunk Self Tapping Screws

Flange Head Self Tapping Screws

Galvanized Self Tapping Screws

Grade 8 Self Tapping Screws

Large Diameter Self Tapping Screws

Zinc Plated Self Tapping Screws

Large Pan Head Self Tapping Screws

Phillips Pan Head Self Tapping Screws Type A4

Slotted Pan Head Self Tapping Screws Type Ab

Phillips Sunk Self Tapping Screws Type Bzp
Self Tapping Screw Dimensions Chart

Size Of Self Tapping Screw | THESE Length OR Shorter Are Undercut |
(A) | (H) | (J) | (T) | (M) | (R) | (N) | (F) | (G) | Size Of Phillips Driver |
||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dimensions Of Head | Dimensions Of Slot | Dimensions Of Phillips | Protrusion Above Gaging Diameter |
Diameter Of Gaging | |||||||||||||
Diameter Of Self Tapping Screw | Self Tapping Screw Height | Width | Depth | Diameter | Depth | Width | |||||||||||
TYPES A AND AB |
OTHER TYPES |
MAXIMUM | MINIMUM | MAXIMUM | MINIMUM | MAXIMUM | MINIMUM | MAXIMUM | MINIMUM | REF | REF | REF | MAXIMUM | MINIMUM | |||
0 | 3/16 | 1/8 | .112 | .096 | .035 | .026 | .023 | .016 | .015 | .010 | .062 | .035 | .014 | .026 | .016 | .078 | 0 |
1 | 3/16 | 5/32 | .137 | .120 | .043 | .033 | .026 | .019 | .019 | .012 | .070 | .043 | .015 | .028 | .016 | .101 | 0 |
2 | 3/16 | 3/16 | .162 | .144 | .051 | .040 | .031 | .023 | .023 | .015 | .096 | .055 | .017 | .029 | .017 | .124 | 1 |
4 | 1/4 | 1/4 | .212 | .191 | .067 | .055 | .039 | .031 | .030 | .020 | .122 | .081 | .018 | .032 | .019 | .172 | 1 |
5 | 1/4 | 1/4 | .237 | .215 | .075 | .062 | .043 | .035 | .034 | .022 | .148 | .074 | .027 | .034 | .020 | .196 | 2 |
6 | 5/16 | 5/16 | .262 | .238 | .083 | .069 | .048 | .039 | .038 | .024 | .168 | .094 | .029 | .036 | .021 | .220 | 2 |
7 | 3/8 | 3/8 | .287 | .262 | .091 | .076 | .048 | .039 | .041 | .027 | .176 | .102 | .030 | .037 | .022 | .243 | 2 |
8 | 7/16 | 7/16 | .312 | .285 | .100 | .084 | .054 | .045 | .045 | .029 | .182 | .110 | .030 | .039 | .023 | .267 | 2 |
10 | 1/2 | 1/2 | .362 | .333 | .116 | .098 | .060 | .050 | .053 | .034 | .198 | .124 | .032 | .042 | .025 | .313 | 2 |
12 | 9/16 | 9/16 | .412 | .380 | .132 | .112 | .067 | .056 | .060 | .039 | .262 | .144 | .035 | .045 | .027 | .362 | 3 |
14 | 5/8 | – | .462 | .427 | .148 | .126 | .075 | .064 | .068 | .044 | .276 | .160 | .036 | .049 | .029 | .410 | 3 |
1/4 | 5/8 | 5/8 | .477 | .442 | .153 | .131 | .075 | .064 | .070 | .046 | .276 | .160 | .036 | .050 | .029 | .424 | 3 |
5/16 | 13/16 | 5/8 | .597 | .556 | .191 | .165 | .084 | .072 | .088 | .058 | .358 | .205 | .061 | .057 | .034 | .539 | 4 |
3/8 | – | 5/8 | .717 | .670 | .230 | .200 | .094 | .081 | .106 | .070 | .386 | .234 | .065 | .065 | .039 | .653 | 4 |
Call For Allen Head, Pan Head, Flat Head, Fillister Head, Flange Head Self Tapping Screw Free Sample, Refer Weight & Tolerances
Hex Head Self Tapping Screw Sizes
Lengths Of Hex Head Self Tapping Screw | #2 | #3 | #4 | #5 | #6 | #8 | #10 | #12 | 1/4″ | 5/16″ | 3/8″ |
1/8 | 0.40 | 0.55 | 0.70 | 1.1 | 1.4 | — | — | — | — | — | — |
3/16 | 0.50 | 0.70 | 0.90 | 1.2 | 1.5 | 2.5 | 3.9 | — | — | — | — |
1/4 | 0.60 | 0.80 | 1.00 | 1.4 | 1.7 | 2.8 | 4.3 | 5.6 | 8.5 | — | — |
5/16 | 0.60 | 0.90 | 1.20 | 1.5 | 1.9 | 3.1 | 4.6 | 6.1 | 9.1 | 16.7 | — |
3/8 | 0.70 | 0.90 | 1.30 | 1.7 | 2.1 | 3.4 | 5.0 | 6.5 | 9.8 | 17.7 | 29.2 |
7/16 | 0.80 | 1.00 | 1.50 | 1.9 | 2.2 | 3.6 | 5.4 | 6.9 | 10.4 | 18.8 | 30.7 |
1/2 | 0.80 | 1.10 | 1.60 | 2.0 | 2.4 | 3.9 | 5.8 | 7.4 | 11.1 | 19.8 | 32.2 |
9/16 | 0.90 | 1.20 | 1.70 | 2.2 | 2.6 | 4.2 | 6.2 | 7.8 | 11.7 | 20.9 | 33.6 |
5/8 | 1.00 | 1.30 | 1.80 | 2.3 | 2.8 | 4.5 | 6.6 | 8.3 | 12.4 | 21.9 | 35.1 |
3/4 | 1.10 | 1.50 | 2.10 | 2.6 | 3.2 | 5.0 | 7.3 | 9.2 | 13.6 | 24.0 | 38.0 |
7/8 | 1.30 | 1.70 | 2.30 | 3.0 | 3.5 | 5.6 | 8.1 | 10.1 | 14.9 | 26.1 | 41.0 |
1″ | 1.40 | 1.90 | 2.50 | 3.4 | 3.9 | 6.2 | 8.9 | 11.0 | 16.1 | 28.8 | 44.0 |
1-1/8″ | 1.50 | 2.00 | 2.80 | 3.8 | 4.3 | 6.7 | 9.6 | 11.9 | 17.4 | 30.2 | 47.0 |
1-1/4″ | 1.60 | 2.20 | 3.00 | 4.1 | 4.6 | 7.3 | 10.4 | 12.8 | 18.7 | 32.3 | 49.8 |
1-1/2″ | 1.80 | 2.50 | 3.50 | 4.7 | 5.3 | 8.3 | 11.9 | 14.7 | 21.2 | 36.5 | 55.8 |
1-3/4″ | 2.10 | 2.90 | 4.00 | 5.3 | 6.1 | 9.4 | 13.5 | 16.5 | 23.7 | 40.7 | 61.7 |
2″ | 2.40 | 3.30 | 4.50 | 6.0 | 6.8 | 10.6 | 15.0 | 18.3 | 26.2 | 44.8 | 67.6 |
2-1/4″ | 2.60 | 3.60 | 5.00 | 6.7 | 7.6 | 11.8 | 16.6 | 20.1 | 28.8 | 19.0 | 73.5 |
2-1/2″ | 2.80 | 3.90 | 5.50 | 7.3 | 8.3 | 12.9 | 18.1 | 22.0 | 31.3 | 53.2 | 79.5 |
2-3/4″ | 3.10 | 4.30 | 6.00 | 7.9 | 9.1 | 13.9 | 19.7 | 23.8 | 33.9 | 57.3 | 85.3 |
3″ | 3.40 | 4.70 | 6.50 | 8.6 | 9.8 | 15.0 | 21.2 | 25.6 | 36.4 | 61.5 | 91.3 |
Self Tapping Machine Screw Size
Size Of Self Tapping Machine Screw | (A) | (W) | (H) | (F) | (U) | (J) | (T) | ||||||
Width Across Flats |
Width Across Corners |
Height of Head |
Diameter of Washer |
Wall Thickness of Washer |
Width of Slot |
Depth of Slot |
|||||||
Maximum | Minimum | Minimum | Maximum | Minimum | Maximum | Minimum | Maximum | Minimum | Maximum | Minimum | Maximum | Minimum | |
4 6 7 8 10 12 14 1/4 5/16 3/8 |
.187 .250 .250 .250 .312 .312 .438 .375 .500 .562 |
.181 .244 .244 .244 .305 .305 .428 .367 .489 .551 |
.202 .272 .272 .272 .340 .340 .409 .409 .545 .614 |
.060 .093 .093 .110 .120 .155 .190 .190 .230 .295 |
.049 .080 .080 .096 .105 .139 .172 .172 .208 .270 |
.243 .328 .328 .348 .414 .432 .520 .520 .676 .780 |
.225 .302 .302 .322 .384 .398 .480 .480 .624 .720 |
.019 .025 .029 .031 .031 .039 .050 .050 .055 .063 |
.011 .015 .017 .019 .019 .022 .030 .030 .035 .037 |
.039 .048 .048 .054 .060 .067 .075 .075 .084 .094 |
.031 .039 .039 .045 .050 .056 .064 .064 .072 .081 |
.042 .053 .062 .074 .080 .103 .111 .111 .134 .168 |
.025 .033 .040 .052 .057 .077 .083 .083 100 .131 |
Pan Head Self Drilling Screw Size

Wafer Head Self Drilling Screw Size

We Guarantee Fastest Delivery Of Galvanized Self Tapping Drywall Screws With All Documents Including Mill Certificate
See Who buy from KM Steel India and What exactly ? :
-
Petroleo Brasileiro S.A. Petrobras (Brazil)
-
Formosa Petrochemical Corp (Taiwan)
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Marathon Petroleum Corporation (USA)
-
Petrochina Company Limited (China)
Flat Head Self Tapping Screw Dimensions

Nominal Size Of Flat Head Self Tapping Screw | (A) | (H) | (J) | (T) | (M) | (G) | (N) | Phillips Driver Size |
|||||
Diameter Of Head | Head Height | Slot Width | Slot Depth | Recess Dimensions | |||||||||
Diameter | Depth | Width | |||||||||||
Maximum | Minimum | Maximum | Minimum | Maximum | Minimum | Maximum | Minimum | Maximum | Minimum | Maximum | Minimum | ||
2 4 5 6 7* 8 9* 10 12 14* 1/4 5/16 3/8 1/2 |
.172 .225 .252 .279 .305 .332 .358 .385 .438 .491 .507 .635 .762 .875 |
147 .195 .220 .244 .268 .292 .316 .340 .389 .437 .452 .568 .685 775 |
.051 .067 .075 .083 .091 .100 .108 .116 .132 .148 .153 .191 .230 .223 |
.040 .055 .062 .069 .076 .084 .091 .098 .112 .127 .131 .165 .200 .198 |
.031 .039 .043 .048 .048 .054 .054 .060 .067 .075 .075 .084 .094 .106 |
.023 .031 .035 .039 .039 .045 .045 .050 .056 .064 .064 .072 .081 .091 |
.023 .030 .034 .038 .041 .045 .049 .053 .060 .068 .070 .088 .106 .103 |
.015 .020 .022 .024 .027 .029 .032 .034 .039 .044 .046 .058 .070 .065 |
.102 .128 .154 .174 .182 .189 .258 .204 .268 .283 .283 .365 .393 .424 |
.089 .115 .141 .161 .169 .176 .245 .191 .255 .270 .270 .352 .380 .411 |
.063 .089 .086 .106 .114 .121 .146 .136 .156 .171 .171 .216 .245 .276 |
.017 .018 .027 .029 .030 .031 .034 .032 .036 .039 .035 .061 .065 .069 |
1 1 2 2 2 2 2 2-3* 3 3 3 4 4 4 |
Stainless Steel Self Tapping Screw manufacturer, No Need To Pay Extra, Buy Grade 8 Heavy Duty Self Tapping Screw In Exact Sizes
Self Drilling Screw Weight Chart
Diameter Of Self Drilling Screw | M2.2 | M2.9 | M3.5 | M3.9 | M4.2 | M4.8 | M5.5 | M6.3 |
---|---|---|---|---|---|---|---|---|
Length | ||||||||
4.5 | 0.16 | |||||||
6.5 | 0.2 | 0.4 | ||||||
9.5 | 0.26 | 0.51 | 0.79 | 1.05 | 1.22 | 1.85 | ||
13 | 0.33 | 0.63 | 0.97 | 1.27 | 1.46 | 2.2 | 3.2 | 3.9 |
16 | 0.39 | 0.74 | 1.12 | 1.46 | 1.67 | 2.5 | 3.6 | 4.44 |
19 | 0.85 | 1.27 | 1.65 | 1.88 | 2.8 | 4 | 4.98 | |
22 | 1.42 | 1.84 | 2.1 | 3.1 | 4.38 | 5.52 | ||
25 | 1.57 | 2.03 | 2.3 | 3.4 | 4.76 | 6.06 | ||
32 | 2.8 | 4.1 | 5.67 | 7.32 | ||||
38 | 4.7 | 6.45 | 8.4 |
Pitch Diameter Of Self Tapping Screw

Size | Pitch | Major Diameter | Minor Diameter | ||
---|---|---|---|---|---|
maximum | minimum | maximum | minimum | ||
2.2 | 0.8 | 2.24 | 2.1 | 1.63 | 1.52 |
2.9 | 1.1 | 2.9 | 2.76 | 2.18 | 2.08 |
3.5 | 1.3 | 3.53 | 3.35 | 2.64 | 2.51 |
3.9 | 1.4 | 3.91 | 3.73 | 2.92 | 2.77 |
4.2 | 1.4 | 4.22 | 4.04 | 3.1 | 2.95 |
4.8 | 1.6 | 4.8 | 4.62 | 3.58 | 3.43 |
5.5 | 1.8 | 5.46 | 5.28 | 4.17 | 3.99 |
6.3 | 1.8 | 6.25 | 6.03 | 4.88 | 4.7 |
DIN 7984 Pan Philips Head Screws Dimensions

Thread d | M3 | M4 | M5 | M6 | M8 | M10 | M12 | (M14) | M16 | (M18) | M20 | (M22) | M24 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
P | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 | |
b | l?125mm | 12 | 14 | 16 | 18 | 22 | 26 | 30 | 34 | 38 | 42 | 46 | 50 | 54 |
125>l?200mm | - | - | - | - | 28 | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | |
l>200mm | - | - | - | - | - | - | - | - | 57 | 61 | 65 | 69 | 73 | |
dk | nominal=maximum | 5.5 | 7 | 8.5 | 10 | 13 | 16 | 18 | 21 | 24 | 27 | 30 | 33 | 36 |
minimum | 5.32 | 6.78 | 8.28 | 9.78 | 12.73 | 15.73 | 17.73 | 20.67 | 23.67 | 26.67 | 29.67 | 32.61 | 35.61 | |
da | maximum | 3.6 | 4.7 | 5.7 | 6.8 | 9.2 | 11.2 | 13.7 | 15.7 | 17.7 | 20.2 | 22.4 | 24.4 | 26.4 |
ds | nominimuml=maximum | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 24 |
minimum | 2.86 | 3.82 | 4.82 | 5.82 | 7.7 | 9.78 | 11.73 | 13.73 | 15.73 | 17.73 | 19.67 | 21.67 | 23.67 | |
dw | minimum | 4.84 | 6.2 | 7.7 | 9.2 | 12.03 | 15.03 | 17.03 | 19.83 | 22.83 | 25.83 | 28.83 | 31.61 | 34.61 |
e | minimum | 2.3 | 2.87 | 3.44 | 4.58 | 5.72 | 8.01 | 9.15 | 11.43 | 13.72 | 13.72 | 16 | 16 | 19.44 |
f | maximum | 0.51 | 0.6 | 0.6 | 0.68 | 1.02 | 1.02 | 1.87 | 1.87 | 1.87 | 1.87 | 2.04 | 2.04 | 2.04 |
k | nominimuml=maximum | 2 | 2.8 | 3.5 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
minimum | 1.86 | 2.66 | 3.32 | 3.82 | 4.82 | 5.82 | 6.78 | 7.78 | 8.78 | 9.78 | 10.73 | 11.73 | 12.73 | |
r | minimum | 0.1 | 0.2 | 0.2 | 0.25 | 0.4 | 0.4 | 0.6 | 0.6 | 0.6 | 0.6 | 0.8 | 0.8 | 0.8 |
s | nominimuml | 2 | 2.5 | 3 | 4 | 5 | 7 | 8 | 10 | 12 | 12 | 14 | 14 | 17 |
minimum | 2.02 | 2.52 | 3.02 | 4.02 | 5.02 | 7.025 | 8.025 | 10.025 | 12.032 | 12.032 | 14.032 | 14.032 | 17.05 | |
maximum | 2.1 | 2.6 | 3.1 | 4.12 | 5.14 | 7.175 | 8.175 | 10.175 | 12.212 | 12.212 | 14.212 | 14.212 | 17.23 | |
t | nominimuml | 1.5 | 2.3 | 2.7 | 3 | 3.8 | 4.5 | 5 | 5.3 | 5.5 | 6.5 | 7.5 | 8 | 8 |
minimum | 1.38 | 2.18 | 2.58 | 2.88 | 3.62 | 4.35 | 4.85 | 5.15 | 5.35 | 6.32 | 7.32 | 7.82 | 7.82 | |
maximum | 1.62 | 2.42 | 2.82 | 3.12 | 3.95 | 4.65 | 5.15 | 5.45 | 5.65 | 6.68 | 7.68 | 8.18 | 8.18 | |
v | maximum | 0.3 | 0.4 | 0.5 | 0.6 | 0.8 | 1 | 1.2 | 1.4 | 1.6 | 1.8 | 2 | 2.2 | 2.4 |