Meddent Implan Drill Kit of 8 Pc's Set is a External Irrigation Bur Holder.It is made in Stainless Steel. Implant Drills kit have Excellent Qualiy. PackingSet of 8 Pc Drills Sizes  2.0mm 2.5mm 2.8mm 3.3mm 3.65mm 4.0mm 4.2mm 4.8mm