This standard specifies the names, terms, and definitions of drills commonly used for metal cutting. Note () A tool that has a cutting edge at the tip and a groove in the body for discharging chips, and is primarily used for drilling.
JIS B 0171:2005 history
2014JIS B 0171:2014 Twist drills.Terms, definitions and types
2005JIS B 0171:2005 Twist drills -- Terms, definitions and types