Stainless Steel Outside Calipers High Precision Thickness Measurement Tool for Woodturning and Wire Gauge Stainless steel outside calipers:detachable fixed nut for easy adjustment,Jewelry Measure Tool Stainless steel gauge:a great measurement tool for measuring inside and outside diameter,Measure Tool Inside calipers:a great your friend and family,Divider Spring calipers:construct with stainless steel material, to , high hardness,Outside Calipers Inside outside calipers:2 in 1 inside and outside diameter measure tool,Measuring Calipers Size: 9.2x5.4x0.2cm Material: Stainless steel Color: As shown Package Contents: 1 x Woodturning Measurement Tool Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.