Holemaker Step Drill Straight Flute 6-30mm

STRAIGHT FLUTE STEP DRILLS
• The Titanium Nitride coating significantly increases thetool life by providing the following benefits:• Increases surface hardness to 85HRC• Ceramic surface reducing friction by up to 30%• Especially resistant to cold welding.• Suitable for cutting a wide range of materials.
Sizes Included: 6 8 10 12 14 16 18 20 22 24 2628 30mmStep Length: 3.75mmOverall Length: 97.0mmShank: 10mm