For dental implants abutment screw tools. Features: - Compatible with: Alpha Bio, Zimmer, Nobel, MIS, Adin, AB Dental, Bio Horizons, Implant Direct and many other systems. - Material: High grade Stainless Steel. - Lengths: 7 mm - 10 mm - 15 mm. - Hex Size: 6.35 mm Universal Hex. - Square Size: 4.0 mm. Set contains: - 1 x Ratchet Hex driver 2.42 mm - 7 mm. - 1 x Ratchet Hex driver 2.42 mm - 10 mm. - 1 x Ratchet Hex driver 2.42 mm - 15 mm.