90 Degree Precision Electronic Stainless Steel Boring Special Caliper Inner Diameter Measurement Tool Aperture Digital Caliper ,Easy to Use

<p>Full metal shell, IP54 protected high-speed chip, the ruler slides smoothly and feels comfortable in the hand.</p><p>Tighten the screws to lock the measurement value at any time. The serial number is engraved on the tail of the product for measurement and testing.</p><p>4CR13 stainless steel material, high hardness and corrosion resistance. Material hardness can reach above HRC55</p><p>The ruler body is precision ground and the measuring surface is ground. The parallel error of both sides of the ruler body is 0.005mm</p><p>The two-way shockproof movement has an all-metal bezel. The movement adopts a double gear and double hairspring structure, which has a long service life and good shockproof performance.</p><p>The scale adopts engraving, the scale is clear, and the engraving is engraving 4 times, so the engraving will never wear out.</p><p>Related Products:digital caliper,calipers,caliper,caliper measuring tool,micrometer,digital calipers,digital micrometer,dial caliper,digital caliper measuring tool,micrometer caliper digital,calipers measuring tool</p>

• Full metal shell, IP54 protected high-speed chip, the ruler slides smoothly and feels comfortable in the hand.
• Tighten the screws to lock the measurement value at any time. The serial number is engraved on the tail of the product for measurement and testing.
• 4CR13 stainless steel material, high hardness and corrosion resistance. Material hardness can reach above HRC55
• The ruler body is precision ground and the measuring surface is ground. The parallel error of both sides of the ruler body is 0.005mm
• The two-way shockproof movement has an all-metal bezel. The movement adopts a double gear and double hairspring structure, which has a long service life and good shockproof performance.
• The scale adopts engraving, the scale is clear, and the engraving is engraving 4 times, so the engraving will never wear out.