Ruko Step drill HSS, spiral fluted with split pointF6315.000.006
Dormer Step Drill 4.5-9mm HSS 9mm Shank1Q267085
Optima Step drill 13 STEPSX10Q1303.013.010
Milwaukee Step Drill 4-20mm0F653588
Optima Step drill 9 STEPSX10Q1303.009.010
Ruko Step drill set HSS-TiAlN spiral fluted, sizes 0/9, 1, 2 in plastic case - 3 pcs6U420266
Milwaukee Step Drill 4-30mm 0.25" Shank7K742874
Dormer Step Drill 6.6-11mm HSS 11mm Shank6K083737
Fabory Step Drill 4-39mm HSS 10mm ShankU6315.004.039
Fabory Step Drill 5-28mm HSS 10mm ShankU6315.005.028
Fabory Step Drill 6-32mm HSS 10mm ShankU6315.006.032
Optima Step drill 9 STEPSX8Q1302.009.008
Optima Step drill 9 STEPSX10Q1302.009.010
Optima Step drill 9 STEPSX6Q1302.009.006
Optima Step drill 13 STEPSX10Q1302.013.010
Dormer Step Drill 6.6-13mm HSS 13mm Shank9W038700
Facom Step Drill 6.5-40.5mm 10mm Shank7F420453
Lenox Drill Bit 4-12mm 19-Step 1/4"8O060626
Dormer Step Drill 9-15mm HSS 15mm Shank3N926327
Optima Step drill 9 STEPSX8Q1303.009.008