34mm 8 Buttons Chinsese Manufacture Jack Hammer Drill Bits
2021-9-25u2002·u2002Diameter of bits from 30mm to 50mm with 4,6,7,11,12 degree, premium alloy tapered drill steel with Hexagonal.22mm and Hexagonal.25mm,The deliver capacity are very strong and can completely meet customer's requirements on delivery design,number of buttons is 4,5,6,7,8,9,7 buttons is very popular for hold held (short holes ) and blast drilling ...
Get Price