Specification :

— MAXDRILL Tap hole Drill Rod
It was widely used in big steel mill for delivering liquid steel specially from blast furnace. A blast furnace tap hole drill is provided having an elongated feedshell which supports a percussion drill, drill rod assembly, and a centralizing drill rod support disposed between the percussion drill and a stationary forward end drill rod support.

( 1) Material/ Grade DIN CK45, JIS S45C, SAE1045, AISI1045;
DIN CK20, JIS S20C, SAE1020, AISI1020, ASTM A106B, ASTM A53B, ST45, ST42.
( 2) Out diameter: hex.19mm, hex.22mm , hex.28mm , hex.32mm, dia.32mm, dia.38mm , dia.45mm dia.51mm
( 3) Wall thickness: 11mm-14mm ( 0.43; -0.55)
( 4) Length: Blasting furnace Tap hole drilling rod: 1.0m-6m
We serve customized design, production and serve according to worldwide clients’ different condition.

— MAXDRILL Tap hole Drill Bit
( 1) Diameter: 38mm-70mm.
( 2) shape; carbide 3-blade type , steel cross bit , carbide cross bit , button bit andetc
( 3) Package: in wood case or in carton
( 4) Productivity: 10000pcs/ month