国产黄色av-国产在线网站-1024日韩-99久久人妻精品免费二区-www一区-一级aa毛片-男人操女人动漫-国产在线免费视频-超级砰砰砰97免费观看最新一期-影音先锋影院-69堂在线-9i看片成人免费高清-福利视频导航网站-91蜜桃网站-国产美女永久免费

International Trade Fair for Construction Machinery,
Building Material Machines, Mining Machines and Construction Vehicles.

All
bauma CHINA 2024
All exhibitors List

taper drill rod

Product Category:

Favorites

Product Introduction

Customers can choose suitable drill rod according to different hardness of rock and types of rock drilling tools. Grade A drill rod QSAAA and GTIII can be applied to solid rock, III level or above and f≥12 rocks according to Protodikonov’s Hardness Coefficient of Rock. Grade B drill rod QSAA and G30 is suitable for IV level or above and f≥12 rocks, Grade C and Grade D drill rod suitable for IV level or below and f≤8 rocks.

Brochure

International Trade Fair for Construction Machinery, Building Material Machines, Mining Machines and Construction Vehicles

Exhibitor Service International

Tel. +49 89 949-20252

Exhibitor Service China

Tel. +86 21 2020-5500
Legal Information Privacy Policy ? Messe Muenchen Shanghai Co., Ltd.