SMOOTH DRILLING IN SEVERAL DIAMETERS WITH ONE DRILL BIT
TiN coating for exceptionally long lifetime. Laser-markings for hole diameters. 3-flat shank for high-torque transmission.
The step drill bit is made of HSS (high-speed steel) and coated with TiN (Titanium Nitride). It thus offers an exceptionally long lifetime when using coolant. Easily visible and durable markings of the hole diameter are provided by laser-marked figures in both spiral flutes. In addition, the 3-flat shank prevents slipping in the chuck and also provides powerful high-torque transmission.
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Product Options
Available product options:8
Model number
Version
Step diameter (range), from inch
Step diameter (range), to inch
Shank diameter inch
Pack quantity
SDT10
HSS-TiN
1/4
1 3/8
3/8
1
SDT12
HSS-TiN
1/2
1/2
1/4
1
SDT2
HSS-TiN
3/16
7/8
3/8
1
SDT3
HSS-TiN
1/4
3/4
3/8
1
SDT4
HSS-TiN
1/4
7/8
3/8
1
SDT5
HSS-TiN
7/8
7/8
3/8
1
SDT7
HSS-TiN
9/16
1
3/8
1
SDT8
HSS-TiN
1/2
1/2
1/4
1
out of products
1/4 In. to 1-3/8 In. Titanium Nitride Coated Step Drill Bit
Model number SDT10
Pack quantity
1
Details
Version
HSS-TiN
Step diameter (range), from inch
1/4
Step diameter (range), to inch
1 3/8
Shank diameter inch
3/8
3/8 Titanium Nitride Coated Step Drill Bit
Model number SDT12
Pack quantity
1
Details
Version
HSS-TiN
Step diameter (range), from inch
1/2
Step diameter (range), to inch
1/2
Shank diameter inch
1/4
3/16 In. to 7/8 In. Titanium Nitride Coated Step Drill Bit
Model number SDT2
Pack quantity
1
Details
Version
HSS-TiN
Step diameter (range), from inch
3/16
Step diameter (range), to inch
7/8
Shank diameter inch
3/8
1/4 In. to 3/4 In. Titanium Nitride Coated Step Drill Bit
Model number SDT3
Pack quantity
1
Details
Version
HSS-TiN
Step diameter (range), from inch
1/4
Step diameter (range), to inch
3/4
Shank diameter inch
3/8
1/4 In. to 7/8 In. Titanium Nitride Coated Step Drill Bit
Model number SDT4
Pack quantity
1
Details
Version
HSS-TiN
Step diameter (range), from inch
1/4
Step diameter (range), to inch
7/8
Shank diameter inch
3/8
7/8 In. Titanium Nitride Coated Step Drill Bit
Model number SDT5
Pack quantity
1
Details
Version
HSS-TiN
Step diameter (range), from inch
7/8
Step diameter (range), to inch
7/8
Shank diameter inch
3/8
9/16 In. to 1 In. Titanium Nitride Coated Step Drill Bit