mandrel or mandril /manˈdrəl/

1. A bar of iron fitted to a turning-lathe on which articles to be turned are fixed
2. The axle of a circular saw
3. A miner's pick

• base fee
• base hospital
• base hospitals
• base jump
• base jumper
• base jumpers
• base jumping
• base jumps
• baselard
• baselards
• baseless
• baselessness
• baselessnesses
• base-level
• base-levelled
• base-levels
• baseline
• baseliner
• baseliners
• baselines
• base-load
• base-loads
• basely
• baseman
• basemen