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3-speed Core Drill Rigs For Concrete Construction Drilling Capacity from 1''-16''

Professional, high performance core drill rigs designed for frequent concrete / reinforced concrete drilling.

Quantity:
  • DLF-220/330/440
  • DIAMTOOL

Type

DLF-220  

DLF-330

DLF-440

Max   Diameter

10"   Capacity

14"   Capacity

16"   Capacity

Rated   frequency

50-60Hz

50-60Hz

50-60Hz

Power

2200W   / 20 Amps

3300W   / 35 Amps

3300W   / 35 Amps

 Travel Length

24   inch

26inch

 26inch

RPM

580/1400/2800

400/800/1200

400/800/1200

Plug   Type

20A   twist lock

30A   twist lock

30A   twist lock

Spindle

G1/2"-1   1/4"

G1/2"-1   1/4"

G1/2"-1   1/4"

Voltage

110/220V 

110/220V 

110/220V 

Alu   column

50*60*900mm  

70*70*1000mm 

70*70*1000mm 

Motor   Weight

8.5kg

15kg

15kg

Rig   Weight

22kg

24kg

26kg


Professional, high performance core drill rigs designed for frequent concrete / reinforced concrete drilling.

■Seiko-made gears adopt heat treatment process to improve gear hardness and wear resistance.

■The column adopts all magnesium alloy die-casting aluminum parts to ensure high precision, light weight, high strength, anti-oxidation and anti-rust.

■The stand can be tilted from 0 to 45 degrees for angle drilling, and equipped with transport wheels for easy relocation. Roller carriage allows for accurate alignment that requires minimal adjustment.

■Adopt the three-speed regulation to expand the speed range of the drilling rig and improve the working efficiency.

■The gearbox is oil-bathed with liquid lubricant to keep the gears inside the gearbox fully lubricated and cooled.

■ Gear oil meter display, very user-friendly.

■ Vacuum adsorption base, no need to install the drilling rig.Efficient and fast.


Allen wrench  456810mm

single-Head wrench   3641mm

Double-ended wrench  17-19mm

Carbon brush  1 set


The following situation is out of guarantee:

1.The commutator of rotor appear groove .

2.The engine is destroyed cause somebody wet it.

3.The aluminum part of machine(shell,gearbox,middle lid,base).

4.The engine or gear is runied by overload when running.

​Copyright 2020 Tongling Changjiang Diamond Tools Co., Ltd