Ladder Type Drag Bit

hree wings drag bits:
1.Drag bits are made according to API standard or NROD thread standard or others.
2.Various step and chevron drag bits are available from 2 inch to 17 1/2 inch.
3.There is very good feedback because of the quality and price.
4.Different drag bits can be made according to your drawings or samples. http://www.pdcoiltool.com
Ladder Type Drag Bit