Pixnor 5pc 5mm 20mm 250V 10A Glass Tube Fuse Holder Inline Screw Type Cap Fuse tube is placed in the fuse tube holder. In-line screw type, the fuse is taken out by pulling the tube holder apart. Fuse tube size(L * D): Approx. 20mm * 5mm 0.79 * 0.2 inch. Lead wire length: Approx. 30cm 11.8 inch (not including the fuse tube holder). Lead wire cross section area: Approx. 1mm.