one-stop service Exporters – Automatic Center Punch 50 Sizes in 6PCS Titanium Nitride Coated Steel Step Drill Bit Set with for Metal Drilling Making Holes – Ailyng
one-stop service Exporters – Automatic Center Punch 50 Sizes in 6PCS Titanium Nitride Coated Steel Step Drill Bit Set with for Metal Drilling Making Holes – Ailyng Detail:
Quick Details
Warranty: N/A
Customized support: OEM
Place of Origin: China
Type: Center Drill Bit
Use: Metal Drilling, Making Holes
Working Length (mm): 30mm
Finish: Titanium plating
Material: 4241
Product name: Step Drill Bit Set
Usage: Drilling Holes Drill Bit
Application: Drilling Holes
Size: Size Table
Shank: Round Shank
Packing: Aluminum Case
Name: Metal Hole Opener
Advantage: High-efficiency
| Name | Step drill 5PC+center punch |
| Material | High-speed steel 4241 |
| Size | Step drill 3/16-1/2”(3/16, 1/4, 5/16, 3/8, 7/16, 1/2)
Step drill 1/8-1/2” (1/8,5/32.7/32.1/4,9/32,5/16,11/32,3/8,13/32,7/16,15/ 32,1/2mm)
Step drill 1/4-3/4” (1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4)
Step drill 3/16-7/8” (3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/ 4, 13/16, 7/8)
Step drill 1/4-1-3/8” (1/4, 3/8, 1/2, 5/8, 3/4, 7/8, 1, 1-1/8, 1-1/ 4,1-3/8) |
| Box size | about 16*17*4CM |
| Weight | 600g |
| Box Size | 58*25*24cm, 40 sets/box |
product information:
PC step drill straight flute aluminum box with center punch 3015 (1)
5PC step drill straight flute aluminum box with center punch 3235
Shank triangle round shank
Material High-speed steel 4241: suitable for workpieces below 25°, such as carbon steel, iron plate, steel plate)
- 1. Drills holes of various sizes without changing bits.
- 2. Minimal shocks and almost impossible to snap compared to conventional bits.
- 3. Smooth hole edges, perfect to drill holes for HVAC jobs.
- 4. Smoother and rounder holes.
- 5. Prevents metal scurf from flying around for improved safety.
Convenient & Accurate
Laser-engraved reference marks on each bit offer superb convenience and accuracy, ideal for drilling large and small-diameter holes in metal and plastic. For high-efficient drilling,thickness of sheet metal shall be less than that of each step.
Universal Compatibility
Compatible with 1/4,3/8,1/2electric drills or bench drills, but only work for Metal plate aluminum or plastic.
Sleek & Accurate Drilling
x-type openings design to facilitate the removal of cutting waste when drilling,preventing iron chips or sawdust scattering and ensuring sleek&accurate drilling.
Product detail pictures:
Related Product Guide:
Our purpose is to fulfill our clients by offering golden company, great price and premium quality for one-stop service Exporters – Automatic Center Punch 50 Sizes in 6PCS Titanium Nitride Coated Steel Step Drill Bit Set with for Metal Drilling Making Holes – Ailyng, The product will supply to all over the world, such as: Brunei, Lesotho, Gambia, We have our own registered brand and our company is developing rapidly owing to high quality products, competitive price and excellent service. We sincerely hope to establish business relations with more friends from home and abroad in the near future. We look forward to your correspondence.
By Lorraine from Cyprus - 2018.06.18 17:25
The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
By June from Iraq - 2018.06.12 16:22
