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AGARWAL SONS

House of Fasteners, Hand Tools & General Hardware

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WOOD SCREWS AND COACH SCREWS

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Hex Head Coach Screw                      CSK Head Wood Screw                      Square Head Coach Screw

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SPECIAL DISCOUNTED PRICE OFFER AVAILABLE ON;

  • M.S. CSK Head Wood Screws Size 100 x 16 - Rs 490.00 per 100nos

VAT extra @ 5%. FOR Chennai.

CSK Head Wood Screws are the most commonly used screws for fixing of hardware onto wooden surface including doors and windows and their frames.

 

Their coarse thread combined with a slightly tapered shank grips very well with wood.

 

These screws are available in Shaved Head (full gauge) and in Standard quality in self finish, oxidised finish and zinc plated finish.

 

Screws in all these finishes are stocked by us in the following size range;

  • In Mild Steel  - Oscar and Ashoka Brands - Generally conforming to IS 6760-1972 - 12 x 3 to 150 x 16
  • In Brass - Sun and Amber Brands - 12 x 3 to 100 x 12 

Round Head Wood Screws are no longer popularly used but can be supplied against order.

 

Coach Screws are used for heavier applications like fitting of electrical appliances onto walls etc. These screws are gardually being replaced by the use of expansion fasteners.

 

Coach Screws are available in two types in the following size range;

  • With Hexagonal Head and Zinc Plated - Indian and Imported Makes - 1/4" x 1 1/2" to 1/2" x 6"
  • With Square Head and Black finish - Stello and Champion Makes - 1/4" x 1" to 3/8" x 6"

 

 

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Slotted Countersunk head Wood screws IS 6760 / 1972 read with IS 451/1999

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All dimensions in mm

Screw No

0

1

2

3

4

5

6

7

8

9

10

12

14

16

18

20

24

Pitch

0.85

0.91

0.98

1.06

1.15

1.27

1.41

1.59

1.81

2.12

2.12

2.54

2.82

3.18

3.39

3.63

4.23

Depth of thread Min

0.20

0.23

0.25

0.30

0.33

0.41

0.46

0.51

0.56

0.61

0.66

0.76

0.86

0.96

1.04

1.14

1.35

Dia of unthreaded shank d nom

1.52

1.78

2.08

2.39

2.74

3.10

3.45

3.81

4.17

4.52

4.88

5.59

6.30

7.01

7.72

8.43

9.86

Max

1.55

1.85

2.16

2.46

2.87

3.23

3.58

3.94

4.29

4.65

5

5.72

6.43

7.14

7.85

8.56

9.98

Min

1.47

1.70

1.98

2.29

2.64

2.97

3.33

3.68

4.04

4.39

4.72

5.38

6.05

6.76

7.47

8.18

9.60

Dia of head D Max = 2d

3.04

3.56

4.16

4.78

5.48

6.20

6.90

7.62

8.34

9.04

9.72

11.18

12.60

14.02

15.44

16.86

19.72

Min

2.89

3.43

3.91

4.52

5.23

5.94

6.65

7.34

8.03

8.71

9.40

10.77

12.12

13.49

14.86

16.23

18.97

Depth of head c Max

0.89

1.02

1.17

1.32

1.50

1.75

1.98

2.16

2.34

2.51

2.69

3.05

3.40

3.89

4.24

4.60

5.31

Width of slot s Max

0.58

0.71

0.84

0.97

1.02

1.14

1.27

1.27

1.40

1.40

1.52

1.65

1.90

1.90

2.16

2.16

2.41

Min

0.48

0.61

0.74

0.86

0.86

0.99

1.11

1.11

1.24

1.24

1.37

1.50

1.75

1.75

2.01

2.01

2.26

Depth of Slot n Max

0.48

0.53

0.61

0.69

0.76

0.91

1.04

1.14

1.22

1.30

1.37

1.55

1.70

2.01

2.16

2.34

2.67

Min

0.36

0.41

0.46

0.51

0.56

0.69

0.79

0.84

0.89

0.97

1.02

1.12

1.22

1.47

1.57

1.68

1.91