275mm Length Concrete Diamond Core Drill Bits Hole Saw

275mm length concrete diamond core drill bits hole saw

Product Description

This roof segment concrete hole saw is designed for drilling concrete,asphalt and reinforced concrete, we can also adjust the segment formula to drill granite, marble and stones.It's the most widely used diamond concrete core drill bits. 


These premium quality diamond concrete hole saw drill bit are engineered for exceptional footage and fast/aggressive drilling characteristics. We adopt the industrial grade diamond powder and Cobalt powder to produce our diamond core bits, so our diamond core bits have a stable drilling performance and superior lifespan. High diamond content yields excellent life and drilling efficiency through heavily reinforced concrete, marble, granite, refractory brick and other hard materials. We use the grade A quality steel tube to ensure the drill bits run precisely.


Wet using is recommend for this diamond core drill bits, feed enough water will extend its lifespan and provide a faster drilling speed.

Product Feature

1. Silver brazed

2. Good sharpness & superior life

3. Excellent for concrete drilling

4. Professional technical support and solutions

5. Saving your time and money, making your drilling easier


Specification
 

Diameter(mm)	Segment Size(LxTxH)mm			Teeth Number
32   (1-1/4″)	16	3.5	10	4
35   (1-3/8″)	16	3.5	10	4
38   (1-1/2″)	16	3.5	10	5
42   (1-5/8″)	16	3.5	10	5
45   (1-3/4″)	16	3.5	10	6
48   (1-7/8″)	16	3.5	10	6
51   (2″)	24	3.5	10	5
57   (2-1/4″)	24	3.5	10	5
63   (2-1/2″)	24	3.5	10	6
70   (2-3/4″)	24	4	10	7
76   (3″)	24	4	10	7
82   (3-1/4″)	24	4	10	8
89   (3-1/2″)	24	4	10	9
102  (4″)	24	4	10	9
108  (4-1/4″)	24	4	10	10
114  (4-1/2″)	24	4	10	10
120  (4-3/4″)	24	4	10	11
127  (5″)	24	4	10	11
140  (5-1/2″)	24	4	10	12
146  (5-3/4″)	24	4	10	13
152  (6″)	24	4.5	10	13
159  (6-1/4″)	24	4.5	10	14
165  (6-1/2″)	24	4.5	10	15
178  (7″)	24	4.5	10	16
203  (8″)	24	4.5	10	18
229  (9″)	24	4.5	10	20
254  (10″)	24	4.5	10	23
280  (11″)	24	5	10	25
305  (12″)	24	5	10	27
330  (13″)	24	5	10	30
356  (14″)	24	5	10	32
* Other size are also available as your request

FAQ
 

Why buy diamond concrete hole saw drill bit from SUNNY?

1. Factory directly.

2. Quality guranteed but low price.

3. Professional technical support and solutions.

4. Excellent after-sale service.

5. 24 hours response

How could we know the quality of your diamond concrete hole saw drill bit? 

You can buy our diamond concrete hole saw drill bit with a small quantity first, testing our quality and service. For small quantity, you don't need to take the risk in case they don't fit your market. To support you test our products, we offer you a discount for the sample order.

To provide you the most suitable diamond core bits, please confirm all the technical details with our engineers before you place an order.

What is the minimum order we should buy?

For diamond concrete hole saw drill bit , 5pcs.

If the total weight reaches 21kg, you can get the best offer from the express company.


Company Information