Used for cutting all kinds of copper, aluminum, Stainless steel, titanium, ceramic, Should brush circuit boards, plastic,

 There are different grade with different properties and applications, Of course the price will be different . When purchasing , pls first choose ur decision of the grade.

K10:  Wear resistance. high bending strength .high resistance to bonding ,high thermal strength machining of refractory alloys , stainless steel, and high manganese steel .etc

K30: High wear reisistance , high bending strength , used for disc saw blades in electrical line. 

Dimesion				Grade
Outer  diameter	Tolerance	Inner diameters	Tolerance
250	+1	130	+0.02	YG8
280	-0	(95)	-0	YS2T
320				YG10HT