1. Made of 304 stainless steel material for good corrosion resistance and durability, it can be used in various conditions. It doesn't easy to rust and has a long service life.
2. Easy to install without any complicated tools. The spring washer provides axial flexibility to protect stationary components from vibration loosening. The flat washer reduce friction and prevent components from falling off.
3. It can be widely used in DIY handmade, home appliances, wooden products, machinery industry, outdoor projects, and other daily common used for home, garden, office, factor, etc.
4. Please confirm the thread size before buying it!

Specification:
Type 1:
Product Name: Flat Washer
Material: 304 Stainless Steel
Color: Silver Tone
Inner Dia: 1.6mm / 0.063-inch
Outer Dia: 4mm / 0.16-inch
Thickness: 0.3mm / 0.012-inch
Type 2:
Product Name: Spring Washer
Material: 304 Stainless Steel
Color: Silver Tone
Inner Dia: M1.6 / 0.063-inch
Outer Dia: 2.9mm / 0.11-inch
Thickness: 0.5mm / 0.02-inch

Package Content:
100pcs x Flat Washers
80pcs x Spring Washers