NEW STRONG FLAT WASHER FLAT WASHER FOR 20MM

[Features]
Eliminates scratches and instability caused by direct tightening of nuts.
Easy to tighten.

[Use]
For fixing workpieces on milling machines, machining centers, and radial drilling machines.
Prevents scratches on the clamp.

【specification】
Applicable bolt: M20
Outer diameter (mm): 40
Inner diameter (mm): 21
Height (mm): 4

[Specification 2]
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[Material/Finish]
Steel (S45C)
Treatment: Quenching (HRC30-35), black oxide finish

[Set contents/accessories]
-

【Note】
If the opponent hit is black leather, it will be scratched.
Set between the clamp and the nut.