General Tools 132ME Stainless Steel 3" Pocket Slide Caliper with 1/32 Graduation General's compact Pocket Calipers make great travel companions for those on the move. Whether you're working in the field or in the shop, these handy instruments will deliver accurate measurements up to 1/32 . The stainless steel body delivers both Metric and English readings of inside and outside measurements. There is also a decimal equivalents chart printed on the back side for help with calculations. Features & Benefits :" Stainless steel slide caliper with inside and outside readings in metric and inches" Decimal equivalents on back" Scale has etched and filled graduations" 3" (76mm) capacity