Features:
Made of high speed steel,hardness and stable.
Laser engraved numbers increases step visibility.
Two spiral flute design gives you faster, smoother cutting, long service.
Ideal for drilling into cans, panels, and junction boxes for electricians; enlarging holes in ducts for HVAC applications; and enlarging door hardware for carpenters.
Specifications:
Name:Step Drill Bit
Balance: +/- .003" tolerance
Material:High speed steel
Color: Gold
SizeOverall Length:
4-12mm Length: 67mm/ 2.60"
4-20mm Length: 76mm/ 2.99"
4-32mm Length: 102mm/ 4.02"
Cutting Sizes:
4-12mm (4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm); 9 steps
4-20mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm); 9 steps
4-32mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm); 15 steps
NOTE:
Hand drill and bench drill can be used for these step drills.
Use water injection for cooling when drilling, which can effectively prolong the using life of drill bit.
Recommend drilling rate of 250-400 RPM.
You can drill sheet within 5mm with our step drills.
Remember that only M35 step drill is for stainless steel. Never use these HSS 4241 step drills to drill stainless steel!
Package includes:
3 x Step Drill Bits
Note:
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you.
Made of high speed steel,hardness and stable.
Laser engraved numbers increases step visibility.
Two spiral flute design gives you faster, smoother cutting, long service.
Ideal for drilling into cans, panels, and junction boxes for electricians; enlarging holes in ducts for HVAC applications; and enlarging door hardware for carpenters.
Specifications:
Name:Step Drill Bit
Balance: +/- .003" tolerance
Material:High speed steel
Color: Gold
SizeOverall Length:
4-12mm Length: 67mm/ 2.60"
4-20mm Length: 76mm/ 2.99"
4-32mm Length: 102mm/ 4.02"
Cutting Sizes:
4-12mm (4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm); 9 steps
4-20mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm); 9 steps
4-32mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm); 15 steps
NOTE:
Hand drill and bench drill can be used for these step drills.
Use water injection for cooling when drilling, which can effectively prolong the using life of drill bit.
Recommend drilling rate of 250-400 RPM.
You can drill sheet within 5mm with our step drills.
Remember that only M35 step drill is for stainless steel. Never use these HSS 4241 step drills to drill stainless steel!
Package includes:
3 x Step Drill Bits
Note:
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you.
