RUKO 101050-9E drill bit - Metal, 4-12mm, 9 steps

RUKO HSS Spiral Fluted Step Drill Bit with Split Point, Bright Finish, 4.0-12.0 mm Diameter, Size 0/9, 65.0 mm Length, R101050-9

Ruko HSSE-Co 5 Spiral Fluted Step Drill Bit with Split Point, Bright Finish, 6.0-37.00 mm Diameter, Size 9, 100.0 mm Length, R101060E

Ruko HSSE-Co 5 Spiral Fluted Step Drill Bit with Split Point, Bright Finish, 4.0-20.0 mm Diameter, Size 1, 75.0 mm Length, R101051E

Step drill bit RUKO 101351 4 mm 6 mm 9 mm 12 mm 20 mm 75 mm

RUKO Terrax by Straight Fluted 3 Piece Step Drill Bit Set HSS-TiN in Sizes 0, 1, 2, 9 in a Stable, Practical Plastic Case A101 126TRO – Pack of 1

Step drill bit RUKO 101051H 4 mm 6 mm 9 mm 12 mm 20 mm