The US Brass Tubes quite popular for tying lots of different pattern of tube flies Perfectly fits 1 8mm plastic liner and 3 2mm soft PVC tubing which
Sierra Jackets 6mm .825 (Qty: 1,000) High-Quality Bullet Jackets for Reloading
6mm x 6mm Male Brass Bulkhead Union Assembly for Tube Fittings at Rs 60/piece in Ahmedabad
Mid-America Fittings - A Brass Fittings Manufacturer
1 OD x 1/8 Wall x 3/4 ID Brass Round Tube-H58 Seamless
Nylon Tubing 6MM OD
6x4mm Metalized Plastic Gold Tube Beads-0336-31
Material: H62 Brass. Size:6 mm OD 5mm ID 0.5mm Wall.
US Stock 8pcs 6mm OD 5mm ID 0.5mm Wall 9.85 Long H62 Brass Tube Pipe
US TUBE 6mm - Fly-Dressing
Natural Reeds for Leafcutter Bees