Large taper mixing by hand

SX. S1. S2. F1. F2. F3. 21mm 25mm 31mm
The Hand Taper is a comprehensive system and the earliest hand root canal system. Its unique design can meet the needs of all clinicians when dealing with various clinical cases. Continuous multi-dimensional design, each file has its own unique design. working part. S1: Assist in opening the root canal orifice, cleaning and preparing the crown 1/3 of the root canal.
S2: Clean and prepare the middle 1/3 of the root canal.
F1\F2\F3: Clean and shape the apical 1/3 of the root. The taper of the apical 3nm is 7%, 8% and 9% respectively. The diameter of the apex after preparation is also 20#, 25# and 30# respectively.
Cross section: convex triangular cross section, high cutting efficiency whether used by machine or by hand.
Appearance: Silver Handle: Plastic.