supply of come along clamps for earth wire ( 19 / 2.5 mm ) galvanized steel with load test certificate from govt. approved lab, similar to design as per drg no. re / 33 / p / 560. ( make- im, sste or similar ) . [ warranty period: 30 months after the date of delivery ] , automatic come along clamp 3.5t capacity, suitable for 6mm to 22mm wire ropes / earth wire. ba re copper cable, trolley wire etc., self-gripping type made of forged alloy steel parts, as per the specification atta ched make hi-tool, japan or similar. [ warranty period: 30 months after the date of delivery ] , come along clamps for aluminium spider conductor ( 20 sq mm ) as per drg. no.re / 33 / p / 550 ( m ake: im, sste or similar ) [ warranty period: 30 months after the date of delivery ] => limited