1.reasonable price and good quality 2.soild, wear resistant, streamline design 3.OD from 200mm to 2000mm 4.

Flow guide reamer (Φ200 -Φ1800). For quicksand, sand, backfill, and multi-stone formation.Shell structure: steel castings, structuresAnd the drill pipe connection: will be detachable (Octagon sets of structure), Direct Connect (direct connection with the drill pipe)And pipe connections: Built-in actuator, without sub-actuator

Name	Size	Length
Fluted reamer	200~2000	785-2105
Barrel reamer	200~2000	785-2105
Winged reamer	200~2000	650-1320
Fluted reamer with swivel	200~2000	785-2105
Barrel reamer with swivel	200~2000	785-2105
Winged reamer with swivel	200~2000	650-1320

flute barrel reamer for HDD machine oil drilling reamer