[15PCS Refrigerator Repair Tool Set]:containing five 5.1-inch refrigerator filter dryer. ID: 0.25 inch or 6mm five check valve, five 10 inch phosphor bronze electrode. [Refrigerator Filter Dryer]: The refrigerator filter dryer is made of copper and contains molecular sieve particles. The molecular sieve particle size is 1.6-2.5 mm, the bulk density is equal 0.85 g or ml, and the static water absorption rate is equal 20 percent . 5.1 inch long, 0.7 inch diameter, 1 or 4 inch in, 1 or 10 inch out. [Hvac Service Access Valve ] Air conditioner access valve Thread x OD: 1 or 4 inch SAE x 1 or 4 inch O.D. Length: x 4.7 inch stem, Tube Thickness: 0.24 inch.The caps are made of copper, they are provided with core remover and have an inside rubber O-ring. [Copper Solder] BCuP-2 Self Fluxing Phosphor Copper Brazing Alloy Welding Rods No Need for Flux 0.050 inch x 1 or 8 inch x 10 inch Industry Professional Grade Propane Gas Soldering Torch Supply. [Application Scenarios]15 in 1 refrigeration repair kits are suitable for refrigerators, freezers, ice machines, small household air conditioners, large commercial air conditioners, and systems. If you encounter any problems during use, please contact customer service in time. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Photo Color Material:Copper Package Contents: 15x Refrigerator Repair Tool Set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.