our products HSS annular cutters,step drills and erd mills.annular cutters with 12-100mm size are available from us .They are widely used for fabrication,constrction,ship building,automotive,aircraft manufacture,railway for the hole cutting on steel,cast iron,copper,aluminiumor pipe form.Our annular cutters are with all types of shanks including 19/32 Weldon,Nitto,and thus are suitable for all types of magdrills.
