SGS 65194 | 6.4mm Diameter x 8.0mm Shank x 53.0mm LOC x 91.0mm OAL 3 Flute TM Coated Jobber Length Drill Bit - All Industrial Tool Supply
6.4 mm Dia. x 8 mm Shank 4 mm Flute Length x 79 mm OAL, 3xD, TiAlCN, 2 Flute, Coolant Thru, h6, Cylindrical, Solid Carbide Drill Series/List #NG11 MU061125719 - First Industrial Supplies
Guhring - Screw Machine Length Drill Bit: 6.4 mm Dia, 130 ° Point, High Speed Steel - 85907368 - MSC Industrial Supply
1Pc 6.1mm 6.2mm 6.3mm 6.4mm 6.5mm 148mm Extra Long Plastic Metal Wood Brass High Speed Steel HSS Straight Shank Twist Drill Bit - AliExpress