Abou the item number please check the sheet.
BT-7007SAJ:dry cleaning gun,S(Silvery Forged Alu);A(BearingType);J(Asia Adaptor)
BT-7007BBE:dry cleaning gun,B(Black Casting Alu);B(Tube Type);E(Europe Adaptor)
BT-7002: it is include forged Alu and Casting Alu body, also have Bearing and tube types. And 3 type adaptor. The item number have BT-7002 (body S or B) and Bearing or tube, with 3 types adaptor.
BT-700&: it is include forged Alu and Casting Alu body, also have Bearing and tube types. And 3 type adaptor. The item number have BT-7007 (body S or B) and Bearing or tube, with 3 types adaptor.
What different BT-7007 and 7002? BT-7007 is a type of dry tornador (cleaning gun), it work with air press.
BT-7007 is a type of tornador (cleaning gun) can work with cleaner or liquid for cleaning process.
BT-7006 is a foam lance, foam canon,
BT-7004 is an extend cleaning gun, flex able and bendable of the cleaning gun.
BT-7005, it is extend the liquid tube, it is better for small space or movable cleaning process.
More items, please check our catalogue. Thanks