anchor bar drill

The anchor bar drills is the there-small product promoted by the Ministry of Coal Industry,specifications of diameter 27mm,28mm,30mm,32mm. We can maunfacture anchor bar drill with specifications of diameter 36mm, 38mm, 40mm, 42mm, according to client's demands. The product is used matching with twist drill rod and B19,B22hollow hexagonal drill rod in connection with the anchor bar machine for drilling. Such anchor bar drill is totally divided into 2 types ,type I is applicable to soft rock drilling and type II is applicable to the rigid rock drilling.

The product is used matching with twist drill rod and B19,B22hollow hexagonal drill rod in connection .

Brand Name:pinganpai
Place of Origin:China (Mainland)

Country:China (Mainland)
telephone:86-319-7892332

Supply Ability:	2000 Piece/Pieces per Day
Payment Terms:	L/C,T/T

Brand Name:	pinganpai
Place of Origin:	China (Mainland)

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Square bar or tubular shaft foundation screw piling earth anchor

Shaft material: 40Cr(ASTM A5140) or 45#(ASTM 1045) steel. Helix plate: ASTM A36 hot rolled plate, available in 3/8\'\' and 1/2\'\' thickness. All helix leading edges sharpened and rock cut and 45 degrees. Corrosion protection: ASTM A153, hot dipped zinc coating. Efficient ...

Come From Better Screw Co.,