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Quick Details

  • Place of Origin: Jiangsu, China (Mainland)
  • Brand Name: TONGYU
  • Model Number: TY11-157-Step Drill Bit sets
  • Type: Core Drill Bit
  • Material: High Speed Steel, HSS W4; HSS W9; HSS M2; HSS Co 5%
  • Use: Metal Drilling
  • Product Name: Step Drill Bit sets
  • Flute: Straight Flute
  • Shank: Straight Shank
  • Surface Trearment: Bright finished, Tin-coated.
  • Size:: up to 1-3/8"
  • Surface finishing: Titanium coated/Bright Finished
  • Size: 4-32mm, 4-20mm, 4-12mm
  • Packing: 3pcs packed in wooden box
  • MOQ: 1 set

Packaging & Delivery

Packaging Details 3PCS packed in one wooden box, then in carton
Delivery Time 30~45 days according to the order quantity of Step Drill Bit set

Specifications

Step Drill Bit sets
1. 3PCS step drill set
2. For all materials in sheet
3.. Wall thickness up to 4mm
4. Tin-coated

3pcs Metric Straight Flute HSS Step Drill Bit sets 

1. M2, M35 are available

2. 3PCS step drill set in wooden box

3. For all materials in sheet

4..Wall thickness up to 4mm

5. Tin-coated

 

 

Material HSS W4/W9/M2/M35
Flute typeStraight flute
Shank Straight Shank
Surface treatmentBright Finished, Tin-coated.
Point Angle 118 degree point
Application

For drilling in sheet, pipes and workpieces

Pakcing: 1.  Single piece packed in clam shell
 2.  Step drill in sets are available. 

 

 

Advantages: 

1. No Centering required, the drills do not run off center.

2. A variety of hole diameters can be drilled using only one tool, and the tool can display the dimensions. 

3. The dimension of drilled hole is exact. 

4. Holes are de-burred by the following level, and cylindrical bores are produced. 

5. Even very thin-walled materials can be drilled. 

 

 

 

 

 

 

3 PCS STEP DRILL SET in Wooden Box / 3pcs HSS step drill bit set

Size :  1. 4-30mm, 6-20, 4-12mm

             2. 4-32mm,  4-20mm,  4-12mm

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Supplier's Trade Assurance Limit: US $257,000
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