Correct

直柄

/ zhí bǐng / 
Strokes

Example

As a Noun

straight shank

1
Zhíbǐng
直柄
zuàntóu
钻头

straight shank bit/drill

2
Zhíbǐng
直柄
xǐdāo
铣刀

straight shank milling cutter

3
Zhíbǐng
直柄
bānshǒu
扳手

straight spanner