Supply Of Stack Screw In Sets For Q Relays. Each Set Comprising Of The Following. (1) Stack Scre W Long To Drg. No. Qca 46970 Alt-3 : 2 Nos.(2) Stack Screw Short To Drg. No. Qca 46970 Alt-3 : 2 Nos. 3) Nut Hex M3.5 To Drg. No. Qca 44970 Alt-2 : 2 Nos. Each Item To Be Packed Separately. [ Warranty Peri Od: 30 Months After The Date Of Delivery ]