2Pcs Outside Caliper Joint Calipers Set 6inch Stainless Steel 150mm Machinist Outside Inside Firm Joint Calipers Measuring Tool

["STAINLESS STEEL JOINT CALIPERS: These joint calipers are made of high quality stainless steel, solid ,anti-rust and durable","JOINT CALIPERS MEASURING TOOL SET: The joint caliper is a tool for measuring the length","OUTSIDE FIRM JOINT CALIPERS: The outer caliper is used to measure the outer diameter of the cylinder or the length of the object","INSIDE FIRM JOINT CALIPERS: The inner caliper is used to measure the inner diameter or groove width of the cylindrical hole","HIGH QUALITY FIRM JOINT CALIPER: The Stainless Steel Caliper is 100% brand new and high quality, it has undergone strict safety quality testing before leaving the factory to ensure the best quality."]