bids are invited for supply of non sparking tools bv-1050 wrench 50mm x 800mm for tank wagon , top valve wrench for tank wagon , double ended ring spanners of sizes 30mmx32 mm , double ended ring spanners of sizes 25mmx28 mm , double ended ring spanners of sizes 24mmx27 mm , double ended ring spanners of sizes 24mmx26 mm , double ended ring spanners of sizes 21mmx23 mm , double ended ring spanners of sizes 20mmx22 mm , double ended ring spanners of sizes 18mmx19 mm , double ended ring spanners of sizes 16mmx17 mm , double ended ring spanners of sizes 14mmx15 mm , double ended ring spanners of sizes 12mmx13 mm , double ended ring spanners of sizes 11mmx10 mm , double ended ring spanners of sizes 8mmx9 mm , double open ended spanner of size 30mmx32 mm , double open ended spanner of size 25mmx28 mm , double open ended spanner of size 24mmx27 mm , double open ended spanner of size 24mmx26mm , double open ended spanner of size 21mmx23mm , double open ended spanner of size 20mmx22mm , double open ended spanner of size 18mmx19mm , double open ended spanner of size 16mmx17mm , double open ended spanner of size 14mmx15mm , double open ended spanner of size 12mmx13mm , double open ended spanner of size 11mmx10mm total quantity : 79