supply of supply of acp reset key made of high , supply of t-spanner of size 8 mm with overall length 100 mm, made of high-grade alloy steel with chrome-plated, rust-resistant finish, forged and heat-treated for high strength, suitable for maintenanc e applications in railway electrical/mechanical units; the t-handle shall provide firm grip and adequate torq ue support, and the spanner head shall be accurately machined to standard dimensions for reliable and dur able operation. reputed make: taparia, stanley, gedore [ warranty period: 30 months after the date of delivery ] ] , supply of acp reset key made of high-grade stainless steel with precision-machined profile s uitable for resetting passenger alarm chain pulling (acp) devices provided in lhb/icf coaches; the key shal l be corrosion-resistant, durable, ergonomically designed for easy operation, and compatible with standard railway acp mechanisms. reputed make: bharat tools, rds railtech, maxo rail [ warranty period: 30 m onths after the date of delivery ] ]