Non-slip lock nut for steady leafs swaying. Package Content:1 x 23in1 Feeler Gage Suitable for designers, engineers, mechanics to measure the thickness of tappet clearances, spark plugs gaps, bearing clearances, piston ring gaps and other. Great Nurse Day Decoration: Large Nurse Appreciation Week banners will create that wow-factor at your Nurse Appreciation Week. Hang at the entrance of your event, over the food or gift table, or any open wall space to create a fun focal point Description: Each leaves with its thickness clearly on it, easy to select. Suitable for feeler gauge valve shim use and metric gap measuring. With some... 1mm Feeler Gauge Note: The new item may be greasy for anti-rustiness oil, please clean it before use. Specification:Blades: 23 PiecesMaterial: 65 Manganese SteelMeasure Range: 0.02-1.00 MillimetersOverall Size: 106x13x17mm / 4.2x0.5x0.7 inch (L*W*H)Metric Sizes(mm): 0.02, 0.03, 0.04, 0.05, 0.10, 0.15, 0.20, 0.25, 0.30, 0.35, 0.40, 0.45, 0.50, 0.55, 0.60, 0.65, 0.70, 0.75, 0.80, 0.85, 0.90, 0.95, 1.00Feature:Each leaf has a laser etched size for easy identification. Blade protector has thumb notch to aid in removal of blades. [65 Manganese Steel]: Constructed from hardened tempered steel with a lube oil coating to prevent pitting and corrosion, long lasting and durable. Spark Plug Gauge Gap Tool Uxcell Feeler Gauge Metric 0.02-1mm Spark Plug Gap Measure Tool Zero Gap Tool