... of this diamond V-Cut saw blade is 30, 45, 60, 2.This diamond saw blade is for cutting ... printed circuit board 1.This V-cut saw blade is for cutting alumimium,FR2, FR4, CEM1 ... 4.Minium of quantity: one set5.The material of saw body: steel or tungsten carbide. Please advise6.Here ... 30°to 60°.7. We can provide customized saw blades accoring to your requirment Diamond V-cut Scoring Saw Blade