We are a Full-line manufacturer of rotary tool holders and accessories for CNC machining centers and CNC routers. Our subsidiary, Earth Chain, manufactures magnetic workholding and magnetic material handling lifting and parts deburring machines. Rotary Toolholders BT30, BT40, CAT40, CAT50, HSK30, HSK40, HSK63, HSK100, ISO30 & CNC router tooling. end mill holders, shell mill arbors, face mill arbors, milling chucks, jacobs chucks & drill chucks, shrink fit holders, tap holders. Collet Chucks ER collet chucks, TG collet chucks, DIN B coolant, coolant-thru holder, sealed collets, square drive tap collets, collet holders, aggregate head, rigid tap holders, floating tap holders Collets ER collet, TG collet, DA collet, spring collet, Perske collet, SYOZ collets, coolant collets