Coil core shim kit includes 

 20 - .002 (.0508 mm)

 20 - .005 (.127 mm)

 20 - .007 (.203mm)

 20 - .010 (.254mm)

 20 - .020 (.508mm)

#8

 These Shims are a high grade 1018 steel.

I.D is .171 and O.D. is .314

I.d. is 4.32 mm and o.d. 7.96 mm

Timeless Tattoo Supply

MADE IN THE USA