Feature: Multiple Changing Tapers over each File's Cutting Blades Convex Triangular Cross Section Progressively Changing Helical Angle and Pitch Variable Tip Diameters Modified Guiding Tip No Radial Lands More Efficient Cutting Angle Improved Safety Short Handles Eight (8) Instrument Series Specification: SX 19MM (Blade length) S1 25MM (Blade length) S2 25MM (Blade length) F1 25MM (Blade length) F2 25MM (Blade length) F3 25MM (Blade length) Packing List: 6 PCS Rotary File Assorted,5packs.
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