ບານເຫຼັກທີ່ບໍ່ແມ່ນມາດຕະຖານຄຸນນະພາບຄວາມແມ່ນຍໍາສູງ

ຕາຕະລາງຂະຫນາດ

(ມມ)

(ນິ້ວ)

(ມມ)

(ນິ້ວ)

3.175

1/8"

8.7

-

3.5

-

8.731

11/32"

3.969

5/32"

9.0

-

4.0

-

9.525

3/8"

4.2

-

10.0

-

4.4

-

10.3188

13/32"

4.5

-

11.0

-

4.63

-

໑໑.໑໑໒໕

7/16"

4.7

-

11.5094

29/64"

4.7625

3/16"

11.9062

15/32"

4.8

-

12.0

-

4.9

-

12.3031

31/64"

5.0

-

12.7

1/2"

5.1

-

13.0

-

5.1594

-

13.4938

17/32"

5.2

-

14.0

-

5.25

-

14.2875

9/16"

5.3

-

15.0812

19/32"

5.35

-

15.0

-

5.4

-

15.875

5/8"

5.5

-

16.0

-

5.5562

7/32"

16.6688

21/32"

5.6

-

17.4625

11/16"

5.9531

15/64"

19.05

3/4"

6.0

-

20.0

-

6.35

1/4"

20.637

13/16"

6.5

-

22.0

-

6.7469

17/64"

22.225

7/8"

7.0

-

23.8125

ວັນທີ 15/16

7.1438

7/32"

25.4

1"

7.5

-

30.1625

1 3/16"

7.62

-

32.0

-

7.9375

5/16"

38.1

1 1/2"

8.0

-