Arix Core Drills


Core Drills - Arix

Asahi manufacture and stock a wide range of Arix Thin Wall Bit Core Drills (TWB’s).

Manufactured with the latest 3D “arranged” diamond technology these are the most efficient cutting tools on the market.

All Asahi Core Drills can be manufactured to meet any specific need and can also be refurbished / re-tipped to reduce costs at our Sydney facility Click here for more information.

Outside Diameter

Length (mm)



20mm450Crown1 1/4” UNC
22mm450Crown1 1/4” UNC
24mm450Crown1 1/4” UNC
25mm  (1”)450Crown1 1/4” UNC
28mm450Crown1 1/4” UNC
30mm450Crown1 1/4” UNC
32mm  (1 1/4”)450Crown1 1/4” UNC
35mm450Crown1 1/4” UNC
38mm  (1.5”)450Crown1 1/4” UNC
40mm450Segment1 1/4” UNC
45mm  (1 3/4”)450Segment1 1/4” UNC
48mm450Segment1 1/4” UNC
52mm  (2”)450Segment1 1/4” UNC
64mm  (2.5”)450Segment1 1/4” UNC
77mm  (3”)450Segment1 1/4” UNC
84mm  (3 1/4”)450Segment1 1/4” UNC
92mm  (3.5”)450Segment1 1/4” UNC
102mm  (4”)450Segment1 1/4” UNC
107mm  (4 1/4”)450Segment1 1/4” UNC
127mm  (5”)450Segment1 1/4” UNC


Light Duty Water Swivels

Asahi Water Swivels allow for faster drilling speeds and feed rates and also provide a longer tool life.


Input SizeOutput Size
Thin Wall Bit Water Swivel - standard 1/2” chuck13mm / 1/2”1 1/4” UNC

Core Drill Machine and Stand

The Asahi Core Drill Machine is a fully ball bearing, powerful two speed core drill motor with an optional adjustable drill stand.

The machine comes fitted with a water attachment, a safety clutch and spirit level and one carbon brush with an adjustable front and back handle.  The power cord is fitted with RCD protection.

It is extremely versatile and ideal for drilling a variety of materials up to a maximum of 80mm diameter in walls, floors and roofs.



Input Power

Drilling Capacity


240v2100/9501500w80mm dia1 1/4” UNC / 1/2”



Asahi Arix TWB's are available in sizes 20mm - 12”.
Only TWB's up to 5” can currently be purchased online.
For bigger TWB's contact us on: 02 9997 7033 /