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Tapered Drill Rod

Model: Tapered Drill Rod

Diameter: 19mm - 25mm

Taper Degree：4°, 6°, 7°, 11°, 12°

>> Application

Tapered drill rods are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling.tapered drill rods have a tough life, transferring the percussion energy from rock drill to drilling bit and then into the rock. They're also subjected to high bending stress, not to mention

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PRODUCT DESCRIPTION

Drill rod is mainly used in the drilling blasting hole, guardrail hole, mountain reinforcment, anchoring and other engineering holes in mines, quarris, high ways, railways and so on.

>> Characteristics

Dimensional Stone Quarrying Industry

Underground Mining

TunnelingMining drill bar Diameter 38mm H22 integral drill rod

>> Specification

Taper Degree	4°, 6°, 7°, 11°, 12°
Diameter	19mm - 25mm (or 1 inch to 7/8 inch)
Length	400mm - 6000mm
Drill Rod Shank	Shank 22 x 108mm, shank 25 x 159mm
Material	High strength alloy steel bar
Color	Black or based on customer requirements.

>> Project

Tapered Drill Rod