N-Series Tips for Acetylene (First Image)
Use the #00 and #0 for jewellery, and thicknesses less than .020. The #1 for 20 ga steel and .040 aluminium. The #2 for 18 ga steel, and .050 aluminium, and so on. The #4 tip can make your hand HOT, either grip the torch body with vice grips, or get the Long Neck.
OX-Series Tips for Propane & Natural Gas (First Image)
These special Meco tips are made specifically for the "alternate gases," and are very hot. Note the "ring of fire" that keeps combustion stable when welding jittery puddles like steel.
L-Series Tips for Acetylene (Second Image)
We are offering these L series tips for their sharper cone shape. When you need a sharp flame, in sizes 1,2,3,4,5,6 and 7 these tips are the answer. Blunt flame shapes are available with the N series. Brazing is one application that needs a sharp flame.
Note: The #1 for 20 ga steel and .040 aluminium. The #2 for 18 ga steel, and .050 aluminium, and so on. The #4 tip can make your hand HOT, so grip the torch body with vice grips, or get the Long Neck.