English
head_banner

Products

Triangle Shank Straight Flute Step Drill Bits 4-12 4-20 4-32mm For Metal Drilling Featured Image
  • Triangle Shank Straight Flute Step Drill Bits 4-12 4-20 4-32mm For Metal Drilling
  • Triangle Shank Straight Flute Step Drill Bits 4-12 4-20 4-32mm For Metal Drilling
  • Triangle Shank Straight Flute Step Drill Bits 4-12 4-20 4-32mm For Metal Drilling

Triangle Shank Straight Flute Step Drill Bits 4-12 4-20 4-32mm For Metal Drilling

Short Description:

1. Unique stepped structure, one drill bit can open holes of various specifications and sizes, and one step drill can reach a box of drill bits.

2. There is no need to use a center punch, and it is not easy to break compared with ordinary twist drills. On-site construction, a step drill is suitable for various specifications.

3. It becomes possible for deburring, chamfering, oval hole expansion, and twist drill.

4. Compared with ordinary twist drills. The vibration is small, and the center punch can be used without leading to create a beautiful aperture.

5. Tools: pistol drill, bench drill. Cooling with water injection while working can effectively prolong the service life of the drill bit. The recommended drilling speed is 250–400 rpm.


Product Detail

Product Tags

Product Information

Product Name The best supplier hex shank HSS 4241/HSS M2/HSSM35Co step drill bits
Material HSS 4241/6542/M35
Shank Round /Three flats/Quick change Hex/Double R shank
Size 4-12mm 4-20mm 4-32mm 3/16”-1/2”, 1/8”-1/2”, 1/4"1-3/4”
Number or steps 5steps ,9steps .15steps
Surface Finish Tin-coated/Bright
Payment Terms  T/T,L/C,D/A,D/P,Paypal,Western Union
split point: 118°and 135° tip both available
Application: Stainless steel, plain carbon steel,aluminium and plastics,Iron plate.
Packing Metal Box/Wood Box/ Double Blister
Shipping Express delivery, air shipping, sea shipping are available for your request

Product Size

size
size
size
size

Custom-tailor would be available against customers’ requirements

Application

                  Scope of application 

                    Application  Machines

material
application machine

Shipping and Packing

Shipping: Express delivery, air shipping, sea shipping are available for your request. Usual delivery time is 5-10days after receiving the advance payment; For the customized product, 15-30 days after receiving the advance payment.

Packing: We also supply single pvc bag,paper bag,colored plastic square box,transparent plastic box,skin card,sandwich and so on packages with size, logo,brand and other information.

packing-1
deliver

FAQ

Q: Is OEM available?
A: Yes, OEM and customization are available. Graved logo marker,Laser logo marker,, customized packing. Printed Inner box, Carton box.

Q: Are samples available?
A: Yes, you can ask some samples for testing after confirming our prices, but please pay the sample and freight fee, the sample fee will be returned to you after you making official order.

Q: What is your payment terms?
A: T/T,L/C,D/A,D/P,Paypal,Western Union,for different circumstances.

Q: What's your delivery way?
A: Express delivery, air shipping, sea shipping are available for your request.

Q: What's your delivery time?
A: Usual delivery time is 5-10days after receiving the advance payment; For the customized product, 15-30 days after receiving the advance payment.

  • Previous:
  • Next:
    • Write your message here and send it to us

    related products

    Hit enter to search or ESC to close