Japanese Daimaru Develops Oval Seal Screws

Daimaru Byoura Seisakusho, Ltd. (in Osaka) launched sales of both its self-developed "Oval Seal Screw (patent pending)" and "Reverse Serrated S Type Pan Head Screw" on June 1. The company will exhibit both the new products at M-Tech Tokyo this June.

Oval Seal Screw Features:

●Anti-leakage, High Efficiency: The screw includes an internal seal ring to prevent leakage 
●Seal ring and screw combined make speedy operation
●Highly water-proof: Pass 20MPa x 1 water-proof test
●Head does not retain dust: The near-oval head does not retain dust or stain 
●Safety: The near-oval head does not cause injury during collision with soft objects 
●Requires specific tool to operate and therefore prevents theft

Reverse Serrated S Type Pan Head Screw Features:

●Each single unit has electric conductivity
●Peeling the coat off by just fastening the screw. No need for masking the screw (cost-saving)  
●Minimally removes (electroplated) coating
●Reusable as long as the serration remains undeformed