Description: Drill 4 pieces High-intensity quartz fiber post has a special drill to make an exact match with the fiber resin post Diameter/Length: Pink Ring:Diameter:1.0mm,Length:17mm Black Ring:Diameter: 1.2mm,Length:17mm. Yellow Ring: Diameter:1.4mm,Length:18mm Blue Ring: Diameter:1.6mm,Length:18mm Package: Each size has 5 pieces, total 4 sizes, total 20 pieces with 4 drills.(Per box).
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