Domary HSS Drill Bit Hole Saw - 15-50mm steel stainless steel copper brass aluminum fiberglass laminates

This product set is long-lasting and practical, it can provide 12 kinds of size HSS hole saw ,meet your different needs. Specification: Item type: Drill Bit Material:HSS Outside Diameter:15mm/0.59",16mm/0.62",18mm/0.71",20mm/0.78",21mm/0.82",22mm/0.86",25mm/0.98",26mm/1.02",28mm/1.11",30mm/1.18",35mm/1.37",50mm/1.96" Length:65mm/2.55''(Approx) Optimal Rotational Speed:280~300r/min Package weight: 940g/2.07pounds Package size: 180*130*40mm/7.08*5.11*1.57inches Package include: 12 PCS*Different Size Hole Saw