Product form Pac-Dent - Pac-File NiTi, Rotary Files, Taper .04, # 45, 21 mm, 6/Pk $36.22 Material: High-quality nickel-titanium (NiTi). Taper: .04 for efficient shaping. Size: #45 for versatile applications. Length: 21 mm for precise control.... Add to cart Reviews 0 reviews