CRC Super Tapping Fluid II The CRC super tapping fluid II is a non-chlorinated tapping lubricant that is suitable for the most severe operations in heavy-duty ranges. The tapping fluid has a 360° spray valve and an extension tube attached making it easier to reach some area and reduce waste. Features and Benefits Anti-welding properties Reduces friction Increases tool life Typical Applications Use the super tapping fluid II on all types of metal such as copper, brass and aluminium. Use the fluid when tapping, threading, reaming, cutting or drilling.