Hex Head Screw Full Thread With Eight Locking Plates To Use On 25 Kvac Elec. Locos As Per The Following Details. (1) Hex Head Screw Full Thread Size M18 X 45 Mm Long X 2.5 Mm 60 Detree Metric Pitch As Per Is: 1364, P Class 10.9. Qty./Set 1 No. (2) Locking Plate Size 75 Mm Long X 38 Mm Width X 1.5 Mm Thick As Per Is: 513/1994. Qty./Set 8 Nos. Drill Hole Of 18.5 Mm At A Distance Of 24 Mm From One End Of The Locking Plate On Horizontal Axis (With Reference To Length) And With Reference To Vertica