ITEM NAME:60pcs Micro HSS Steel Twist Drill Bit Set 0.5/0.6/0.7/0.8/0.9/1.0mm #gib Store Home Promotion Hot Item Add to Fav.60pcs Micro HSS Steel Twist Drill Bit Set 0.5/0.6/0.7/0.8/0.9/1.0mm Straight Shank. 60pcs Micro HSS Steel Twist Drill Bit Set 0.5/0.6/0.7/0.8/0.9/1.0mm for Aluminum Iron Sheet. 1 x 60pcs Twist Drill Bit Set.