Amazon 上有，连钻头和丝锥一起
圆老扁
2022-02-07 17:57:14
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Drill America POU Series 1/4" NPT Tap and Drill Set, 1/4" Carbon Steel NPT Tap and 7/16" HSS Drill Bit in Plastic Case
Drill America POU Series 1/4" NPT Tap and Drill Set, 1/4" Carbon Steel NPT Tap and 7/16" HSS Drill Bit in Plastic Case