Laser Welding Rebar Concrete Drill Bit Diamond Core Drill Bits

• Customized: Customized
• Standard: CE
• Length: 150mm
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Type: Core Drill Bit
• Material: Diamond
• Usage: Masonry Drilling, Concrete Drilling
• Working Length (mm): 150
• Finish: Spray Painting
• Shank Type: M22 or 11/4unc
• Customized Support: OEM, ODM
• Diameter: 25-200mm
• Color: Customized Color
• Transport Package: Paper Box
• Specification: 108mm
• Trademark: Senmine
• Origin: Hebei, China
• HS Code: 8205590000
• Production Capacity: 50000 Pieces/ Year
• Package Size: 40.00cm * 40.00cm * 30.00cm
• Package Gross Weight: 15.000kg

Product Description

Specification

Short Diamond Core Drill Bits for Hand-held machine

This professional diamond core bit is high-frequency welded, providing a rapid and clean drill. M22, 1 1/4UNC, 1/2Gas universal thread is suitable for multiple drill rigs, apply to concrete and brick.

* Efficient & Smooth Cutting
* Engineered For Exact Fitting
* Humanized Structure
* Simple Operation

Detail

 

a=Diameter

b=Overall Length

c=Effective Length

 

Diameter (a)		b-c	Diameter (a)		b-c
Diameter, mm	Diameter, inch	Overall Length- Effective Length (mm)	Diameter, mm	Diameter, inch	Overall Length-Effective Length (mm)
Φ25	1"	150-120	Φ102	4"	150-120
Φ32	1-1/4"		Φ108	4-1/4"
Φ40	1-3/5"		Φ114	4-2/9"
Φ51	2"		Φ120	4-5/7"
Φ56	2-1/5"		Φ127	5"
Φ63	2-1/12"		Φ168	6-3/5"
Φ76	3"		Φ180	7"
Φ83	3-1/4"		Φ188	7-13/32"
Φ89	3-1/2"		Φ200	8"
Φ96	3-4/5"

Premium Diamond Material

 

The core bore drill is high quality steel tube. The diamond teeth are welded to the steel tube by adopting high-frequency welding technology, providing steady and rustproof.

Water muse be necessary for a longer working life.

M22, 1 1/4UNC and 1/2Gas Universal Thread

Senmine core drill bits are compatible with most types of machines. You can install the drill on a diverse rig to meet your working needs and install the bit on your previous rig effortlessly.

Short Useful Length

Senmine core drill bits are equipped with 4 inch barrel depth for deeper hole drilling. As a result, improve working efficiency and expand the scope of application.

Stable Concentric Shaft

Three in one concentric shaft design can provide stable operation and fast drilling, more effective than an ordinary hole drill.

High-frequency Teeth Welding

The sawteeth of the concrete hole saw are high-frequency welded, toothed design is more sharp and wear-resistant.

Branded Logo

Your logo can be laser printed directly on the surface of the drill bits or print your branded logo sticker!

Usage Scenarios

Line Of Production

Company Profile


Certifications

FAQ

Q1: Is OEM available?

A: Yes, OEM and customization are accepted. Besides, we can provide label printing service.
Q2: Are samples available?
A: Yes, we can send our samples first for testing after confirming the price once you need, but the freight fee needs to be payed.
Q3: What is your payment terms?
A: L/C, D/P, D/A, T/T, Western Union for different circumstances.
Q4: What is your delivery time?
A: Usual delivery time is 5-10 days after receiving the advance payment, while it takes longer time for the customized product.
Q5: Does Senmine provide technical support?
A: Yes! Senmine has team members with extensive amounts of experience in diamond tools waiting to answer the toughest question.