háng yáng dāo jù
lit. stocks and knives
fig. any punishment equipment; torture instrument
桁
háng
cangue (stocks to punish criminals)
杨
yáng
poplar
刀
dāo
knife; blade; single-edged sword; cutlass (CL:把[ba3])
锯
jù
a saw (CL:把[ba3])