<https://dev.sherline.com/product/straight-knurl-70-d-50tpi-2/#product>
<http://schema.org/description>
"BRAND\r\nFORM ROLL\r\n\r\n\r\nSTYLE\r\nCircular Pitch\r\n\r\n\r\nTOOTH PATTERN\r\nSTRAIGHT\r\n\r\n\r\nTOOL MATERIAL\r\nHigh Speed Steel\r\n\r\n\r\nDIAMETER\r\n1/2″\r\n\r\n\r\nPITCH\r\n50\r\n\r\n\r\nWIDTH\r\n3/16″\r\n\r\n\r\nHOLE SIZE\r\n3/16″\r\n\r\n\r\nFINISH COATING\r\nLapped Tooth Finish\r\n\r\n\r\nHARDNESS\r\n58 to 60 RC\r\n\r\n\r\nNORMAL CIRCULAR TPI\r\n50\r\n\r\n\r\nSERIES\r\nEP\r\n\r\n\r\nWHEEL DIAMETER\r\n3/16″"
<https://dev.sherline.com/product/straight-knurl-70-d-50tpi-2/>