Specification Brand : Gearwell BulletPoint1 : Forged of high quality stainless steel, this center gauge ruler has high hardness, toughness and durability. BulletPoint2 : The ruler body is thickened, and the surface of the ruler is painted with varnish, which can effectively prevent the ruler body from abrasion. BulletPoint3 : The scale of the ruler is engraved by a laserr, so the reading is clear, and it is not easy to blur the scale after long‑term use. BulletPoint4 : This high accuracy center angle finder can make 45° line crossing, 90° line crossing, and circular center line crossing. BulletPoint5 : It is widely used in hardware processing, cylinder centering, angle marking, disc marking, etc. Color : Blue ItemName : Center Scribe Gauge Ruler Stainless Steel 250 * 160mm High Accuracy Center Angle Finder Center Scribe Measuring Tool for Hardware Processing Angle Marking ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 41 centimeters ItemPackageDimensions_Width : 29 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : angle-gauges Language : english Manufacturer : Gearwell MeasurementAccuracy : 0.1mm ModelName : Generic8t9gg2bx6s ModelNumber : Gearwelldt4c5on3ux NumberOfItems : 1 PartNumber : Gearwelldt4c5on3ux ProductDescription : Item Type: Center Gauge Ruler Material: Stainless Steel Size: Approx. 250 x 160mm/9.8 x 6.3in Applicable Maximum Diameter: Approx. 230mm/9.1in Tolerance: ± 0.15mm Application: Widely used in hardware machining, cylindrical centering and marking, angle marking, marking discs, etc.