Assurance Technologies, Inc. (ATI) has a wide selection of indentors, balls, test blocks and other hardness testing accessories. 

Please contact our Customer Service staff or click here to Request a Quote from us.  You can also visit our Online Store for the items we have listed below.

	Rockwell Test Blocks All of the Hardness Test Blocks come with Certification. The blocks are calibrated and accredited to ISO 17025 and meet automotive and aerospace standards. The HRC test blocks are calibrated on the NIST level. Also pictured are the Brinell Test Blocks. Penetrator(Indenter) listed is for reference only.   Buy
	Micro Hardness Test Blocks The range of these micro hardness test blocks exceed industry standards. All micro test blocks are mirror-polished and mounted to provide the best possible test surface. Each mirror-polished Heavy Load Vickers test block has the same surface area provided by our Rockwell test blocks so that you get the most test opportunities for your money.       Buy