Glovelite 1Pcs HSS Shank Step Cone Drill Bit Set Hole 3-12/4-12mm/4-22mm/6-24mm-4-12mm

Feature:100% and high quality
Heat treatment to it, high hardness, high wear resistance, high toughness, high bending strength, sharp , the best choice for processing stainless steel.
It is suitable for installed on the drill and bench drill, applicable for punching on these harder workpieces, such as stainless steel, carbon steel, aluminum plate, iron plate, etc.
Automatically deburrs holes as you drill.
No pilot holes or pre-drilling required.

Description:
Sub-type:Hole
Material:HSS-Co
Handle length:31mm
Handle diameter:1/4"(6.35mm)

Note:
1.Please allow 1-3mm errors due to manual measurement.
2.Due to the difference between different monitors, the pictures may not reflect the actual of the item.

Package Included:
1pc HSS-Co Spiral Groove Handle Step Drill

Specifications:
ItemMaterialHandle typeHandle diameterStep quantityHandle lengthEdge lengthStep diameter1HSS-CoHex handle1/4"(6.35mm)9steps31mm48mm3/4/5/6/7/8/9/10/12mm2HSS-CoHex handle1/4"(6.35mm)9steps31mm48mm4/5/6/7/8/9/10/11/12mm
3HSS-CoHex handle1/4"(6.35mm)10steps31mm55mm4/6/8/10/12/14/16/18/20/22 mm4HSS-CoHex handle1/4"(6.35mm)11steps31mm62mm6/8/10/12/13/14/16/18/20/22/24 mm

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