Lisle FEELER GAUGE BLADE TYPE .004 TO .027IN.

Features and Benefits:

• The blades are approximately 1/2" wide by 3 1/4" long
• Includes 22 steel blades
• Skin-packed

This set of feeler blades are precision stepped.  They have a .002" step for accurate settings.  The blades range from .004" to .027" (.102 - .686mm).