4.2mm Twist Drill High Speed Steel Bit HSS-4241 for Steel,Aluminum Alloy 10pcs - 4241 D4.2*L75 10pcs($12.49Value)
PRODUCT NAME - Twist Drill Bit. MATERIAL - High Speed Steel 4241 PARAMETER - Bit Diameter : 4.2mm/0.17";Cutting Edge Length : 47mm/1.85";Total Length : 75mm/2.95".