Specification AgeRangeDescription : adult Brand : Windzerdong BulletPoint1 : 38Pcs/set, meet your different choices ,there are two grade:0 grade and 1 grade ,please choose carefully before order BulletPoint2 : The gauge block gauge is made of high-quality stainless steel,stable, durable, not easy to rust,which is durable and has a long service life. it can be used for a long time BulletPoint3 : This Gauge block is used to calibrate other accuracy of gauge BulletPoint4 : 1mm (1pcs);1.005mm (1pcs);1.01,1.02...1.09mm(9pcs);1.1,1.2...1.9mm(9pcs);2,3...9mm(8pcs);10,20...100mm(10pcs) BulletPoint5 : For any issue after purchase, don't hesitate to send an email to us, we will deal with the problem positively Color : 1 Grade ExternallyAssignedProductIdentifier : 6455734619792 ItemName : Windzerdong Block Gauge 38Pcs/Set 1 Grade 0 Grade Caliper Block Gauge Inspection Block Gauge Measurement Instruments(1 Grade) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 1 centimeters ItemPackageDimensions_Width : 1 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : gage-blocks Manufacturer : Windzerdong Material : Aluminum Alloy ModelName : Windzerdong ModelNumber : Windzerdong NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : Windzerdong ProductDescription : 【High Quality】38Pcs/set, meet your different choices ,there are two grade:0 grade and 1 grade ,please choose carefully before order 【Durable Use】The gauge block gauge is made of high-quality stainless steel,stable, durable, not easy to rust,which is durable and has a long service life. it can be used for a long time 【Application】This Gauge block is used to calibrate other accuracy of gauge. 【38pcs Include】1mm (1pcs);1.005mm (1pcs);1.01,1.02...1.09mm(9pcs);1.1,1.2...1.9mm(9pcs);2,3...9mm(8pcs);10,20...100mm(10pcs) 【 packaging】Wooden box package, durable,pack strong ,for easy storage and operate .