Surgical Stainless Steel, tunnels internal thread
- Material Surgical Stainless Steel Black
- Tunnels internal thread
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Diameter: 3mm, 4mm, 5/16" (8mm), 3/8" (10mm), 1/2" (12mm), 9/16" (14mm), 5/8" (16mm), 3/4" (18mm), 20mm, 7/8" (22mm), 24mm, 26mm, 28mm, 30mm.
