Drilling Machine

We are offering drilling machine etc. We are offering drilling machine
hna supplies three models of drill collar slips which accommodate drill collars from 3 inch to 14 inch o.d.:
dcs—s
dcs—r
dsc—l
casing slips
hna supplies casing slips which can accommodate casing size from 65/8 to 30 inch o.d.
safety clamps
hna supplies two models of safety clamps:
model wa-c
model wa-t
type flake rotary slips
hna supplies two types of flake rotary slips which can handle various o.d. Drill pipes, drill collars or casing by changing insert gripping dies or insert boxes:
w 31/2-5/100
w 5-7/100
slip inserts
hna supplies a full line of slip inserts which are made of high-quality alloy steel, chemically heart-treated for surface hardness, wear-resisting, corrosion-resisting and a long service life.
hna also designs and manufactures special inserts according to customer's requirement.