HSS Step Steel Step Cone Titanium Bit Set Titanium Hole Cutter Drill Case 5PCS

Description

- Our step drill bits set replaces 50 individual drill bits in 5 pieces step drill bits, which saves you a lot of trouble and space.
- Two-fluted design provides faster and smoother cutting.
- Cobalt steel along with titanium coating ensures this set with outstanding durability and will stay sharp for years to come, perfect to cut holes on steel, aluminum sheets etc.
- A well-organized box provides users with easy storage and transport, truly a must-have for DIY lovers and HVAC professionals.

Features
- 5Pcs Step Drill Bits with 50 Sizes: Each one step drill bit can drill several bore diameters.
- 5pcs step drill bits can work as 50pcs twist drill bits.
- You do not to replace drill bit constantly with the step drill bits
135 Degree SPLIT POINT and Two-flute Design: The drill bit point is designed as X-shape with 135 degree, which can prevent the drill slipping while working in high speed.
- With two-flute design, the scrap can be efficiently stopped from splashing.
- Convenient: Self-centering features prevent slipping and increase cutting speed.
- Workable diameters are marked in the drill.
- It is very convenient for you to choose workable size.
- Titanium Coating: Titanium coating resists the drill bits from corrosion and rust.
- Portable: Comes with an aluminum carrying case. For DIY lover
- Widely application: The step drill bits can be used to chamfer, bur, and drill or enlarge holes.
- The step drill bits can work with stainless steel sheet, aluminum alloy, plastic material and wood.

Specifications
- Material: HSS Drill 4241
- Black Chamfer Drill Body Material: Steel 45
- Package Size: 15 x 10.5 x 4cm (L x W x H)
Size:

#1: 3/16" to 1/2" 6 Steps (3/16'', 1/4'', 5/16", 3/8'', 7/16'', 1/2'')

#2: 1/8" to 1/2" 13 Steps (1/8", 5/32", 3/16'', 7/32", 1/4'', 9/32", 5/16", 11/32", 3/8'', 13/32", 7/16'', 15/32", 1/2'')

#3: 1/4" to 3/4'' 9 Steps (1/4'', 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4")

#4: 3/16" to 7/8" 12 Steps (3/16', 1/4'', 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8")"

#5: 1/4" to 1-3/8" 10 Steps (1/4'', 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8")

Shank Diameter:

3/16" to 1/2": 6mm

1/8" to 1/2": 6mm

1/4" to 3/4'': 9mm

3/16" to 7/8": 9mm

1/4" to 1-3/8": 9mm

Package Included
5 x Step Drill Bit Set
1 x Aluminum Case