기능

• It has a wide seat surface and is suitable for soft mating members like wood.
• Since it is square, it is difficult to rotate together, and the damage of the partner member is suppressed.
• Stainless steel (SUS304 series) has excellent corrosion and heat resistance.
• It is a wooden washer.
• It is used to distribute surface pressure when fastening with bolts, nuts, etc., to prevent damage to the mating member, and to prevent caving when the bottom hole is large.
• As it has excellent corrosion resistance, it can be used in places with high humidity or objects outside.