Including short burs is the best value for your practice if you use multiple implant systems. These densah type burs use external irrigation and are compatible with all available sized implants up to 6.0 leaving you with the flexibility to do more with less. - Medical grade Stainless steel. - Guaranteed high-quality instrument both in material & function. Kit contains: - 15-25 bur 2.0 mm. - 25-35 bur 3.0 mm. - 35-45 bur 4.0 mm. - 45-55 bur 5.0 mm. - 18-28 bur 2.3 mm. - 28-38 bur 3.3 mm. - 38-48 bur 4.3 mm. - 48-58 bur 5.3 mm. - 22-28 bur 2.5 mm. - 32-38 bur 3.5 mm. - 42-48 bur 4.5 mm. - 52-58 bur 5.5 mm. - One piece pilot drill + 4 pcs pins.