Hand Torch

NB-001, NB-002    With round burners tips and single needle valves.   Easy flameout and blackening when firing lead glass tubing   Will be used seldom in the future   The single needle walves of NB-002 is smallerNB-003   With round burners tips and five needle valves    Not easy flameout    Splicing efficiency is high   The tempreture of flame is high   Can not blackening when firing lead glass tubingNB-004   With round burners tips and club shape needle valves    Can not blackening when firing lead glass tubing    Not easy flameout   The size of flame can adjustNB-005, NB-006    With oblong “Fishtail” burners and nine needle valves    Burning flame is sector and the area of heat is wide    Can not blackening when burning lead glass tubing   May be used for splicing max. diameter tube and electrode   The handle of the torch of NB-006 is longe