Features & Specifications NDI/Japan Forming Diamond Dresser for forming accurate radii and forms on grinding wheel. NDI Forming Diamond Dresser have two items: A:(Chisel / Diaform type) B:(Cone type) Chisel type of specification: Angle: V--50, 55 and 60 degree Radius: R0.2 or R0.5 Remark: 1)V & R depend on requested. 2)Other specifications depend on your requirement. Cone type of specification: Angle: V--60,75,90,120 degree Radius: R0.02~0.03 Shnak size: 1/8"(3mm)x2" 1/4"(6mm)x2" 1/4"(6mm)x3" 3/8"(10mm)x2" Remark: 1)V & R depend on requested. 2)Other specifications depend on your requirement.