1Compatibility: The kit compatible thread size are M12 X 1. 5, M10 X 1. 5, M1 0 X 1. 25, M8 X 1. 25, M8 X 1. 0, M6 X 1. 0MM, precise and reliable. 2OEM Number: Safety wire drill guide set replace part number is VS559. Please make sure the OEM number matches the part you are replacing. 3Function: Allows safe, fast and accurate cross drilling of bolts and nuts prior to locking with safety wire, eliminating the risk of drill bit slippage and causing damage. 4Performance: Safety wire drill guide set made of durable, high performance metal to ensure stable use and increased practicality. 5Practical Tool: The nut and bolt drilling jig is the perfect way to avoid drill breakage during repairs, with high working efficiency. Item Type: Nut Bolt Drill Jig. . Material: Metal. . OEM: VS559. . Compatible Thread Size: M12 X 1.5, M10 X 1.5, M1 0 X 1.25, M8 X 1.25, M 8 X 1.0, M6 X 1.0MM. . . M 2 x Drill Jig. 1 x User Manual