The Dongcheng DZZ90 Electric Diamond Core Drilling Machine is a lightweight, handheld drilling tool designed for core drilling applications in suitable construction materials. Powered by a 1350W motor, it offers adjustable speed from 0 to 2300 RPM, allowing users to control drilling performance according to the material and application.

With a maximum drilling capacity of 90mm, the DZZ90 is suitable for selected drilling tasks in construction, plumbing and installation work. Its handheld design and approximate net weight of 4.4 kg help make it practical for professional use.

The machine comes with water-supply accessories, an auxiliary handle, shoulder support assembly and a plastic carrying case, providing useful accessories for compatible drilling applications.

Key Features

1350W Motor: Provides power for suitable core drilling applications.
90mm Maximum Drilling Capacity: Designed for drilling holes up to the specified diameter with compatible equipment.
Adjustable Speed: Variable speed range of 0–2300 RPM for improved control.
Lightweight Handheld Design: Approximate net weight of 4.4 kg.
Water Supply Accessories: Includes a water pipe and pipe connector.
Auxiliary Handle: Supports grip and handling during operation.
Shoulder Support Assembly: Included to assist handling during compatible drilling tasks.
Plastic Carrying Case: Helps with storage and transportation.

Applications

Core drilling in suitable construction materials.
Drilling openings for plumbing installations.
Creating holes for compatible pipe and utility installations.
Construction and renovation projects.
Electrical and mechanical installation work.
Professional drilling tasks requiring larger-diameter holes.

Technical Specifications

Specification	Details
Brand	Dongcheng
Model	DZZ90
Product Type	Electric Core Drilling Machine
Rated Power Input	1350 W
No-Load Speed	0–2300 RPM
Maximum Drilling Capacity	90 mm
Net Weight	4.4 kg
Machine Type	Handheld
Speed Adjustment	Adjustable
Power Source	Corded Electric
Packaging	Plastic Carrying Case

Model-Wise Specification Table

Model	Power	Maximum Drilling Capacity	Speed Range	Weight
DZZ90	1350 W	90 mm	0–2300 RPM	4.4 kg

Package Contents

Dongcheng DZZ90 Core Drilling Machine – 1 unit
Water Pipe – 1 piece
Pipe Connector – 1 piece
Open-End Wrench – 1 piece
Auxiliary Handle – 1 piece
Shoulder Support Assembly – 1 set
Carbon Brush – Included
Plastic Carrying Case – 1 piece

Dongcheng DZZ90 Electric Diamond Core Drilling Machine 1350W, Adjustable Speed 0–2300 RPM, 90mm Maximum Drilling Capacity with Water Supply Accessories

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