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Step Drills
SHOWIRK
HSS 4-20mm Step Drill Bit
Titanium Coating
Sprial Flute
Hexagon Shank
9steps:4mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm
HSS 4-20mm Step Drill Bit
Titanium Coating
Sprial Flute
Hexagon Shank
9steps:4mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm