System BTA Overview Solid drilling tools with brazed carbide inserts & guide pads with indexable inserts and guide pads Counterboring tools with indexable inserts and guide pads Trepanning with indexable inserts and guide pads Accessories drill tubes connecting chucks vibration damper pressure heads drill bushings spare parts adaptors tool presetter	Type 12 - solid drill head, with indexable inserts and guide pads, diameter determined by insert stop plate diameter range: 30.00 - 60.99 mm Type 64 - solid drill head, with indexable inserts and guide pads, diameter determined by insert stop plate diameter range: 30.00 - 60.99 mm Type 22 - solid drill head, with indexable inserts and guide pads diameter range: 30.00 - 195.49 mm Type 44 & 42 - solid drill head, with indexable inserts and guide pads type 44 diameter range: 28.71 - 65.00 mm type 42 diameter range: 65.00 - 231.24 mm < back