For all orders exceeding a value of 100USD shipping is offered for free.

Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.

Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.

Suitable for drilling on any metal surface

Rack and pinion gear system for exact drilling depth

SDT annular cutters will drill large holes up to ten times faster than regular drills bits

Applicable to steel structure, shipbuilding, equipment manufacturing, equipment installation, bridge engineering, wind power, drilling rig, power construction, railway manufacturing etc

If you encounter any problems, please contact us in time, we will deal with it within 24 hours