ABM HS-21T / 27T / 27T2 & 35T

Single unit boring machines and two unit boring machine.

ABM HS-63T

Three unit boring machine.

ABM HS-114T & 196T

Six unit boring machine & nine unit boring machine.

ABM HS-91T

Two directions three units line boring machine.

ABM HS-A15 / A21

Line boring machine.

RU LONG  BM-301

Horizontal boring machine.