supply of battery operated cordless angle grinder , battery operated cordless angle grinder along with li-ion battery & charger set(1600a022v2) of wheel di a 125mm(size: 5), model: gws 18v-15c of make: bosch or its equivalent in ingersoll rand/ hitachi/ dewalt/makita or it s similar as per technical specification details specified below. 1) power source : cordless, 2) voltage : 18v 3) blade si ze : 125 mm 4) no-load speed : 9,800 rpm 5) grinding spindle thread : m14 6) std. items included : backing flange; prot ective guard; vibration control auxiliary handle; iec 62133, iec 62619 certified standards. note: [1]. firm shall quote an y one make for the tendered description along with valid authorization, if vendor offers/bids for more than one make or i f the firm mentions, as per tender in their bid(s), their offer will be summarily rejected. [2]. warranty period shall be 12 months from the date of acceptance of the material, warranty certificate shall be submitted along with the material in t he name of sse/m7/els/bza [ warranty period: 12 months after the date of delivery ] ]