Class A for Rock Hardness Reference Block Hardness Test Standard Metallic Block 6 Options Used to Calibrate The Hardness Tester
![Class A for Rock Hardness Reference Block Hardness Test Standard Metallic Block 6 Options Used to Calibrate The Hardness Tester](https://images2.productserve.com/?w=200&h=200&bg=white&trim=5&t=letterbox&url=ssl%3Aimages.nexusapp.co%2Fassets%2Fb0%2Fed%2F5a%2F132510038.jpg&feedId=52931&k=3d2fd7746f08e487ba9538fa9cf1e6b2488c691e)
Class A for Rock Hardness Reference Block Hardness Test Standard Metallic Block 6 Options Used to Calibrate The Hardness Tester
Barcode: 08799355690883
Brand: ProductsPro
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