Standard Abrasives 703470, A/O Tapered Cone Point, K-110 240, 7100166327, 100 per case 
Insize 2433-E120, INTERNAL GROOVE BORE GAGE, 2.4-4.7″, 6928640379055
$8,732.95
Measure diameter of internal grooves (width of groove _3mm)
Anvil is needed
Optional accessory:0.01mm or 0.001mm graduation dial indicators, setting ring
Related products
Measuring/ Inspection Instruments
Insize 0210-G260, INFRARED THERMOMETER (BASIC TYPE), -22 ?F~500?F/-30?C~260?C, 6974029773310
$66.86
Measuring/ Inspection Instruments
$4,148.69
Measuring/ Inspection Instruments
Insize 6315, MICROMETER MEASURING FORCE DETECTOR, 6928640351143
$115.24