Ring Bit
Forepoling - Piperoofing
Category:
Tunnel, shaft, gallery and fortification machinery and equipment
This product is provided by the company DELSON KAYA DELİCİ EKİPMANLAR İNŞAAT MADEN LTD. ŞTİ. . Please contact for more information.
Product Description
Self drilling system is made ring bits and pilot bits. Ring bits are welded end of forepiling
pipe. The rods that end have pilot bits are passed inside to forepoling pipe and
locked. Procces of locking are made to direction of drilling and started drilling.
The rod is turned opposite direction and opened lock after drilling. Through this
process the rod is pulled reverse but forepoling pipe and ring bit stays inside the hole.
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