Description:

The washer is a thin disk-shaped plate with a hole in the middle that is normally used to distribute the load of a threaded fastener, such as a screw or nut. Other uses are as a spacer, wear pad, pre-load indicating device, locking device, and to reduce vibration. High-quality bolted joints require washers to prevent the loss of pre-load after the torque is applied. Washers are also important for preventing galvanic corrosion, particularly by insulating steel screws from aluminum surfaces.

Features:

• This set of flat washers are made of high quality copper of good electrical conductivity and thermal conductivity.
  
• Flat washers can spread a load, and prevent damage to the being fixed, and insulate steel screws from .
• Can be used as a spacer, wear pad, pre-load indicating device, locking device, and to reduce vibration.
  
• Flat washer is applied when the hole is a larger diameter than the fixing nut. There are many different sizes of washers in this set from which you can use for different purposes.
• This set includes many flat washers that can be used for a long time, so you don't have to run to hardware store looking for washers for quite a while.

Specifications:

Material: Copper

Type: Flat washer

ID*OD*Thickness(mm) & Quantity:

M5*9*1          30pcs
M6*10*1        30pcs
M6*12*1        20pcs
M8*12*1        20pcs
M8*14*1        20pcs
M10*14*1      20pcs
M12*16*1      20pcs
M12*18*1.5   20pcs
M14*18*1      20pcs

Box Size: 130 x 68 x 22mm / 5.12 x 2.67 x 0.86"

Package Includes:

200pcs x Washers