Hex Keys

SURIEEN Valve Core Remover Installer Tool and HVAC Service Wrench Set with Hex Bit Adapters, Dual Size SAE 1/4 & 5/16 Port, 3/8” to 1/4”, 5/16'' x 1/4'' Refrigeration Service Wrench, 10 PCS Valve Core Multifunctional HVAC Service Wrench Set — The hvac service wrench set are made of premium stainless steel, 4 in 1 Valve wrenches size include 1/4", 3/8", 3/16", 5/16", these sizes are the most commonly used sizes when repairing air conditioning and refrigeration equipment. Hexagon Head Adapter — Premium alloy steel and surface heat treatment, 2 inch long, size: 3/16'' and 5/16''. Suitable for the 1/4...