1. 钻柄：bitspersecond 比特秒 | bitstock 钻柄 | bitsynchronization 位同步

2. (手摇曲柄钻的)钻柄：bits and pieces || 零碎 | bitstock || (手摇曲柄钻的)钻柄 | bitsy || 小的,极小的

noun

1. a carpenter's tool having a crank handle for turning and a socket to hold a bit for boring

Synonym: brace