China counterbore Manufacturers Factory Suppliers

Indexable Counter Boring Head with Inserts

Drills and counterbores are the same thing, but they play different roles. They both use cutting edges for drilling; the drill drills the bottom hole and the counterbores enlarges the bottom hole

Regular Brazed Deep Hole Drills

The BTA drill head is mounted on a long drilling rod using threads. It has multiple cutting surfaces for efficient chip removal with high pressure metalcutting fluid draining through a hole in the

Deep Hole Drills for Tube Sheet

Tube sheet is widely used in chemical container, pressure vessel, power generation equipment, boiler, condenser, central air conditioning, evaporator, seawater desalination and other industries with

BTA Drill for Minor Diameter

The BTA drill head is mounted on a long drilling rod using threads. It has multiple cutting surfaces for efficient chip removal with high pressure metalcutting fluid draining through a hole in the

BTA Drill for Major Diameter

The BTA drill head is mounted on a long drilling rod using threads. It has multiple cutting surfaces for efficient chip removal with high pressure metal cutting fluid draining through a hole in the

BTA Drill for Hard-to-machine Materials

The company produces a variety of deep hole drills such as welding type deep hole drills, welding type reaming drills, BTA deep hole drills, and Indexable Counter Boring Drills.

Indexable Counter Boring Head with Cartridges

The application range of φ65-φ300, single-sided reaming margin of 2mm-20mm, micro-adjustable outer diameter, can meet the requirements of large margin reaming, can be customized according to customer