Feature(may vary by option.)

●Thickness = 0.3 inch (8 mm)
●Thread part = Left screw (coarse) [Pitch: Approx. 0.05 inch (1.25 mm)]
●Note on product images) This is a representative size image. Length of each part such as engraving, thread portion, pitch, etc. varies by size
●Note: Please be sure to check the drawing for the size and other items

[M8]

Description

■ Shape: Flanged Hex Nut with Serate
A nut with a seating area larger than two sides on one side of the hex nut, and a serrate on the back of the seat.
The seat is large and has a serate, so the effect of loosening is improved.
Use a tool such as a spanner or wrench to tighten it.

■ Thread Shape: Left screw (coarse)
It is also called "reverse screw" by turning the left and screwing into the screw.
Pitch is the most standard pitch in the country prescribed by ISO (International Organization for Standardization) standard. The screw to attach the fan blade is left screw.

■Material: Iron
"Iron" is "steel" and is an alloy of iron containing carbon.
Although it is commonly used in many circulations, it is cheap materials, but due to the downside of it is easy to rust, many surface treatments will reduce corrosion.

■Surface treatment: unichrome
Chromate-treated with only luster.
The hexavalent chrome content is rare, and the corrosion resistance is less than chromate. Hexavalent chrome is hazardous and does not comply with RoHS directive. The alternative is trivalent white.
Color is "Silver Color".