Diamond Core Drill Bit Series for Stones and Concrete

Product Description

Features:
1. Thinner diamond segment and thinner tube wall can easily reduce the resistance and increase the drilling speed (compare with the assembly type)Roof segment Drill Bits.
2. Very fast drilling speed and low drilling pressure.
3. Different connection end for different drilling machine.
4. Especially effective in drilling through reinforced concrete.
Specification:

Diameter	Segment Dimension	Teeth No.	Drilling Depth	Connection
Φ20	19X3.0X9.0	2	7mm	5/8''-11 M14 M16
Φ25	14X3.0X9.0	3
Φ32	16X3.0X9.0	4
Φ35	16X3.0X9.0	4
Φ38	16X3.0X9.0	4
Φ42	20X3.2X9.0	4
Φ52	20X3.2X9.0	4
Φ65	24X3.5X9.0	5
Φ78	24X3.5X9.0	5
Φ82	24X3.5X9.0	5
Φ92	24X3.5X9.0	5
Φ102	24X3.5X9.0	6

Packing & Shipping:
Packing:
The inner packaging is carton box .The outer packaging is carton box Or woodencase.
(If by air ,carton box will reduce the weight, if by sea, we suggest woodenbox for waterproof.)
Shipping:
1. Trail order with light weight(<45kgs), we recommend Express Service.
2. Normal order weighting over 45kgs, we recommend Air Cargo.
3.As for the large size or heavy weight, JDK recommends Sea Cargo.
Fair & Exhibition:
Our Company:

---

>> 4in1 Metal Mobile Phone USB Flash Disk Drive Type-C OTG Pendrive 3.0 128GB 64GB 32GB Memory Stick for iPhone USB-C Android
>> South America Famous Ceiling Panels PVC Paperfaced Gypsum Ceiling Tiles
>> Customize Home Modern Smart Courier Parcel Mail Drop Postage Stand Post Letterbox Packaging Box
>> Electric Ricker Cooker Inspection in Shenzhen/Pre-Shipment Inspection/Quanlity Check
>> Hot Selling Outdoor Playground Equipment Commercial Outdoor Park Water Park Slide
>> Shoe Heater Machine
>> Hit Quality Wireless Bluetooth Earphone USB-C 1: 1 Original Active Noise Cancellation Anc Earbuds with Valid Serial Number
>> Plastic Injection Blow Molding Machine Pet Bottle Blowing Machine Semi Automatic Blow Moulding Pet Machine
>> Shaftless Electrical Mill Roll Stand Corrugated Package Machinery
>> Made in China Popular in The World Animal Livestock Feed Pelleting Machine
>> HD400B Auto Flat V Bottom bakery bread aluminum foil packing paper Bag Making Machine for toast banana mango fruit
>> Oxford Fabric Hunting Plate Carrier Tactical Gear Waterproof Tactical Vest with Radio Cartridge Pouch
>> Rongda Rd-610 Paper Shredder
>> Wholesale High Quality Work Hi Vis Orange Zip-up Sweatshirts with Reflective Tape
>> Hot Selling Wholesale Waterproof Disposable Uniform Lab Coat
>> 3BHB017688R0001
>> wood sawdust machine/wooden sawdust making machine/wood crusher
>> 3000W Power Inverter, Home/Outdoor, Car Inverter, Pure Sine Wave Inverter
>> High density fiber cement board for wall panel
>> Stainless Steel Decorative Wire Mesh For Fireplace Screens