FHC 6" Large Jaw IG Caliper - Fractional Toggle Mirror Plates One (1) package of mounting

One (1) package of mounting hardware

and each chamber requires a 2-1/2" (64 mm) hole to be drilled in the wood

superior quality

Tempered High Carbon Steel Blade

0254 to 0508 mm)

FHC 6" Large Jaw IG Caliper - Fractional Toggle Mirror Plates One (1) package of mountingThe 6JAWCAL greatly reduces the time spent when measuring the thickness of insulated glass. To use, just slide the jaw open and place around the sash frame. Then slide closed until you hear the adjusting screw touch the glass, and read the exact thickness on the scale of the caliper. Measures Glass Thickness without Having to Remove Trim Ideal for Measuring Insulated Glass in Sliding Doors and Windows Easy to Use Measurement Scale Visible on Either