McMaster 2070A207 Starrett Feeler Gauge Set, with NIST Certificate, 301 Stainless Steel, 31 Leaves, Model 66BS G3304436 SAE or Metric SAE Number SAE or Metric SAE Number of Pieces 1 Handle Type Molded Insulated Uninsulated Uninsulated Nut Driver Handle Color Yellow with Black Grip Nut Driver Handle Material Multi Component Tether Capable Tether Capable Magnetic Nonmagnetic Nonmagnetic ESD Safe No Nonsparking No Screwdriver and Nut Driver Grouping Nut Drivers Insulated No Nut Driver Shank Style Hollow Round Item Hollow Round Shank Nut Driver Nut Driver Shank Material Alloy Steel Nut Holding No Nut Driver Handle Design Cushion Grip Standards ANSI They’re also good for cutting wire jackets and cable ties 035" Leaf Length 3" Leaf Width 1 2" Leaf Type Flat Closed Length 3 7 16" Closed Width 1 2" Manufacturer Model Number 66BS Features Leaf Securing Lock Certificate Type Calibration Certificate Traceable to NIST End Style Round Frame Material Steel Manufacturer Starrett Country of Origin China DFARS Compliance Specialty Metals COTS Exempt Export Control Classification Number (ECCN) EAR99 REACH Compliance Not Compliant RoHS Compliance Not Compliant Schedule B Number 901730 Material 301 Stainless Steel Number of Leaves 31 Thicknesses Included 0