morse taper drill sleeve 莫氏锥度钻套

Morse taper drill socket 莫尔氏锥形钻头变径套

morse taper shank drill 莫氏锥度柄钻 ; 莫氏锥柄钻

taper-shank twist drill 锥柄麻花钻头

two-step taper shank drill 两级锥柄钻头

taper shank percussion drill 锥柄冲击钻

taper shank drill 锥柄钻 ; 锥柄钻头