Industrial Grade Roof Segment Concrete Core Drilling Crown Bit 205mm

• Customized: Customized
• Type: Core Drill Bit
• Material: Diamond
• 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.
• Model NO.: 205mm*460mm
• Usage: Masonry Drilling
• Working Length (mm): 460
• Finish: Spray Painting
• Shank Type: M22 or 11/4unc
• Customized Support: OEM, ODM
• Diameter: 18-350mm
• Color: Customized Color
• Transport Package: Paper Box
• Specification: 205mm
• Trademark: Senmine
• Origin: Hebei, China
• HS Code: 8205590000
• Production Capacity: 50000 Pieces/ Year

Product Description

Diamond Core Drill Bit

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

^Diameter (a)		^b-c	^Diameter (a)		^b-c
Diameter (mm)	inch	Overall Length-Effective Length	Diameter (mm)	inch	Overall Length-Effective Length
Φ18	5/7"	370-330mm 450-410mm	Φ108	4-1/4"	370-330mm 450-410mm
Φ20	4/5"		Φ114	4-31/64"
Φ22	7/8"		Φ116	4-35/64"
Φ25	1"		Φ120	4-5/7"
Φ27	1.06"		Φ127	5"
Φ30	1-3/16"		Φ132	5-1/5"
Φ32	1-1/4"		Φ140	5-33/64"
Φ36	1-2/5"		Φ152	6"
Φ38	1-1/2"		Φ159	6-3/8"
Φ40	1-3/5"		Φ162	6-25/64"
Φ44	1-7/10"		Φ168	6-3/5"
Φ46	1-4/5"		Φ180	7"
Φ51	2"		Φ188	7-25/64"
Φ56	2-1/5"		Φ200	8"
Φ63	1-1/2"		Φ220	8-7/10"
Φ66	2-3/5"		Φ230	9-1/16"
Φ71	2-4/5"		Φ245	9-3/5"
Φ83	3-1/4"		Φ254	10"
Φ86	3-1/4"		Φ270	10-5/8"
Φ89	3-1/2"		Φ300	12"
Φ96	3-25/32"		Φ325	12-51/64"
Φ102	4"		Φ350	14"

 
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.