This tender invites bids for the supply of random orbital sander, calcium carbide, plywood, and packing RKE items for Pakistan Railways Carriage Factory Islamabad. The procurement follows the Single Stage-Two Envelope bidding procedure under Public Procurement Rules 2004. Bidders must be registered with Income Tax and Sales Tax Departments and listed on the Federal Board of Revenue active taxpayers list. Bids are to be submitted only through the E-Pak Acquisition and Disposal System (EPADS) by the specified closing date. Detailed bidding documents and terms are available online, and tenders will be opened on the stated date and time.