T51 M/F Thread Speed Drill Extension Rod Easy Handling For Rigid Connections
Long hole drilling tools
A complete assortment of top hammer tools for long hole drilling, includes MF-rods, extension drifter rod, coupling sleeve, shank adapters and drill bits. Our drilling system offer high rate of penetration, quality straight drill holes, and low total production cost.

Advantages

Superior wear resistance means less downtime, longer service life, and bigger profits

With high penetration rate and straight, high-quality holes lowers your production cost

Correct rock tools selection can cut hole deviation in half and increase profitability

Longer service life of drill steel components means your drilling tool cost is reduced

Increased service life means less downtime and fewer injuries

Straighter holes, less hole deviation gives you better-balanced fragmentation

MM Extension drill rods are manufactured from premium, high-strength, alloy steel and are available in either hexagonal and round configurations. Betopper rods are developed and designed to give you straighter holes with less deviation and longer service life.

For straightness and longer servicelife

Rock drills today generate almost unlimited impact power which makes a need to control that power and, most importantly,

ensure that it is transmitted into the rock as efficiency, accurately and economically possible.