公司简介
MAXDRILL ROCK TOOL CO.LTD is specialized blast furnace taphole drill rod and tap hole drill bit manufacturer in CHINA .
main size is as
Hex.19mm, 22mm,25mm, 28mm 32mm 35mm 38mm 45mm
Dia..32mm dia.38mm, dia.45mm dia.51mm
For details ,please open our website: www.kemaico.com
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