0.15% to 2%

0.8% to 4%

0.8% to 6%

0.8% to 8%

6 mm

8 mm

12 mm

16 mm

15 mm

20 mm

25 mm

50mm

5% less

10% less

5% more

10% more

more than or equal to one fourth of diameter of main bar

more than or equal to 5 mm

more than 5 mm but less than one-fourth of diameter of main bar

more than 5 mm and also more than one-fourth of diameter of main bar