Specification Brand : XTevu BulletPoint1 : These precision tools are suitable for checking location, hole size and depth, gage slots, distance between holes, etc. BulletPoint2 : Come with a wooden case to keep these pin gage neatly organized and easy to find. BulletPoint3 : Each pin gage is labeled with corresponding size for easy identification. BulletPoint4 : Made of high quality bearing steel, through high temperature quenching and temper, hardness up to 58-63HRC. BulletPoint5 : Widely used in high-tech fields such as electronic boards, circuit boards, moldss, precision machinery manufacturing. ItemName : 50pcs Gauge 1to1.49mm Plug Pin Gage Set 0.001mm Accurac Tolerance Bearing Steel Plug Gauge Precision Tool for Electronic Circuit Boards with Wooden Box ItemPackageDimensions_Height : 8 centimeters ItemPackageDimensions_Length : 26 centimeters ItemPackageDimensions_Width : 15 centimeters ItemTypeKeyword : hardware-pin-gauges Manufacturer : XTevu ModelNumber : XTevu6e7xogmq0g PartNumber : XTevu6e7xogmq0g ProductDescription : Features: These precision tools are suitable for checking location, hole size and depth, gage slots, distance between holes, etc. Come with a wooden case to keep these pin gage neatly organized and easy to find. Each pin gage is labeled with corresponding size for easy identification. Made of high quality bearing steel, through high temperature quenching and temper, hardness up to 58-63HRC. Widely used in high-tech fields such as electronic boards, circuit boards, moldss, precision machinery manufacturing.