Hot-selling Twist Drill Bit 4mm - Tungsten Carbide Step Drill Bit – MSK

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Hot-selling Twist Drill Bit 4mm - Tungsten Carbide Step Drill Bit – MSK Detail:

step drill bits (4)

Features:

Drilling and chamfering
Smooth chip evacuation
Preferred tungsten steel
Sharp and practical

step drill bits (3)

step drill bits (4)

step drill bits (2)

Advantage:

1. Large chip flutes can effectively ensure smooth chip removal and improve machining efficiency
2. Nano-coating on the cutting edge, nano-coating can reduce the loss of the tool, the tool is more wear-resistant, reduces the number of tool changes and also has the function of heat insulation
3. Cemented carbide
Using fine-grained tungsten steel base material, it has higher hardness and better bending strength, the tool is more wear-resistant, not easy to chip and break, and has a long service life
4. Easy to operate chamfering
The chamfered shank layout is easier to clamp.

Tips for Taking Care of Step Drill Bit

If you can manage to take proper care of your tool, it will serve the purpose for a long time. This way, you won’t have to spend extra money on buying a new kit soon. Now, is it too challenging to take good care of a step drill bit kit? Not at all, it’s as easy as it can be. Now, let’s learn how to do it right.

Step 1: You need to clean the bits at a regular interval during the work. Otherwise, it will be prone to damage faster than expected.
Step 2: You have to wipe the bit once you are done with the work.
Step 3: Scrub any debris off the bits by using a toothbrush.
Step 4: You can apply machine oil afterward to the bits.

Hand type	Straight handle
Material	Carbide
Workpiece Material	Metal materials such as iron, copper, aluminum, alloy steel, cast iron, etc.
Brand	MSK
Function	Drill stepped holes, counterbore chamfers
Small Head diameter(mm)	3.4-14.0

step drill bits (5)

D1(mm)	D2(mm)	L(mm)	L1(mm)	L2(mm)
3.4	6.5	65	35	13
4.5	8.0	75	42	18
5.5	9.5	85	50	22
6.6	11.0	90	53	25
9.0	14.0	95	53	28
11.0	17.5	105	63	30
14.0	20.0	110	68	32

Use:

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Aviation Manufacturing

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Mold making

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Electrical Manufacturing

gfds Lathe processing

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Good quality To start with,and Purchaser Supreme is our guideline to offer the top service to our customers.Presently, we've been seeking our best to be amongst the top exporters inside our industry to fulfill consumers extra need to have for Hot-selling Twist Drill Bit 4mm - Tungsten Carbide Step Drill Bit – MSK , The product will supply to all over the world, such as: Orlando, Japan, kazan, The development of our company not only needs the guarantee of quality, reasonable price and perfect service, but also relies on our customer's trust and support! In the future, we will continue with the most professional and high quality service to provide the most competitive price, Together with our customers and achieve win-win! Welcome to inquiry and consult!

3/8 Twist Drill Bits