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武汉地质学院钎头科研组研制的马蹄形钎头,1980年10月经地质部鉴定后,由天津塘沽矿山工具厂生产。煤炭部峰峰矿务局泉头矿等6个单位多年试用,都取得了较显著的效果。现将马蹄形钎头介绍如下。
Drilling Head Research Group of Wuhan Institute of Geology Horseshoe bit, in October 1980 by the Department of Geology identified by the Tianjin Tanggu Mining Tools Factory production. Coal Mine Fengtai Mining Bureau and other units for many years six trial, have achieved remarkable results. Horseshoe drill now introduced below.