MAGNETIC V BLOCKS Used for Grinding, Light Milling, Drilling & Inspection of Round & Square Jobs. Accuracy for Flatness, Squareness and Parallelism within 0.005mm upto 6”L & 0.010mm for 8” L of"V"block The Bigger V angle &bottom holding surface are equipped with hardened strips for wear resistance. Uniform and strong magnetic pull to all three magnetic surfaces Top, Bottom & V face. Hardness of V face is 60±2 Rc. Powder Coated. Easy ON- OFF facility. 120o " V " angle also available.