Ensures a strong and durable connection between rubber parts. The threaded shape and long shanks of the screws make the connection stable and resistant to separation during use. The threaded shape allows them to be easily screwed into rubber components and also unscrewed after the vulcanization process is complete. Vulcanization screws can be reused, making them economical and cost-effective. Once the vulcanization process is complete, they can be easily removed from the rubber parts and reused in subsequent processes. The set includes 10 pieces of vulcanization screws in two sizes. The set includes: 5 pcs: 1.2 x 0.4 cm and 5 pcs: 0.9 x 0.2 cm