I work in the autobody industry. This is a seam sealer tip that replicates factory seam sealer bead texture in the structural portions of a car. : r/functionalprint
Car Body Seam Sealing
ALSEAL 3-353 SEAM SEALER ADHESIVE & SEALANT EPOXY / FIX & REPAIR ADHESIVES Selangor, Malaysia, Kuala Lumpur (KL), Shah Alam Supplier, Suppliers, Supply, Supplies | CRAFTER DIY TOOLS ENTERPRISE
Seam Sealing & Panel Bonding | KENT
SOUDAL Car Sealer - Grey - Brush on Seam Sealer - 1KG — Mo-kit | Workshop Consumables
How to Use General Seam Sealers for Collision Repair