supply of (1) ms star shaped (5 sides) embossed spanner od 40mm x 30mm height with 130mm long ms operating handle for opening nut protection device. (2) saper lock nut box spanner with 300 mm long ms handle with socket size 30mm, socket type square, square drive size 1/2 inch, material of socket chrome vanadium steel. (3) supply of set of single piece spring inserted reusable nut & nut protection device. specification of nut are pitch : 2.5 hn:16.0 bn:30.0 cn: 34.6 ln:28.8 sn:30.0. material: sts, s45c, scm, plating electro zinc plating, melted zinc, nickel, chrome, zinc power plating. and specification of protection device is protection device: ms.seamless pipe od 50mm x id 42mm long (one side reverse threads 10 mm long. star (5 sides) shaped groove nut 50mm dia x 10 mm thick. one set includes 04 nos of spring inserted reusable nut & 04 nos of nut protection device.(1) ms star shaped (5 sides) embossed spanner od 40mm x 30mm height with 130mm long ms operating handle for opening nut protection device. (2) saper lock nut box spanner with 300 mm long ms handle with socket size 30mm, socket type square, square drive size 1/2 inch, material of socket chrome vanadium steel. (3) supply of set of single piece spring inserted reusable nut & nut protection device. specification of nut are pitch : 2.5 hn:16.0 bn:30.0 cn: 34.6 ln:28.8 sn:30.0. material: sts, s45c, scm, plating electro zinc plating, melted zinc, nickel, chrome, zinc power plating. and specification of protection device is protection device: ms.seamless pipe od 50mm x id 42mm long (one side reverse threads 10 mm long. star (5 sides) shaped groove nut 50mm dia x 10 mm thick. one set includes 04 nos of spring inserted reusable nut & 04 nos of nut protection device.,ms star shaped (5 sides) embossed spanner od 40mm x 30mm height with 130mm long ms operating handle for opening nut protection device. make:wontech or similar. [ warranty period: 30 mo nths after the date of delivery ] ] , saper lock nut box spanner wit