Dry drilling in reinforced concrete.
The carbide center pin ensures accurate hole starting without bit walking.
Peripheral threading on cutter for efficient removal of dust.
All kinds of plumbing work for water, gas, electricity, air-conditioning and drainage jobs.
Dry drilling in pre-cast concrete, concrete, and reinforced concrete.
(reinforcing bars below 15/32" (12mm) dia.)
Drilling in Hume pipes, ceramic pipes, and PVC pipes.

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Details

SPECIFICATIONS

Cutter size:	o1" to 8-1/2" (o25mm to 210mm)
Max. drilling depth:	Standard size: 5-7/8" (150mm) (Cutter length: 7" (180mm)) Long size: 8-1/2" (210mm) (Cutter length: 9-27/32" (250mm))
Shank size:	S shanks:	3/8" (10mm) (Cutters of o1" to 1-3/4" (o25mm to 45mm))
	L shanks:	33/64" (13mm) (Cutters of o2" to 8-1/2" (o50mm to 210mm))
		3/8" (10mm) (Cutters of o2" to 3-1/8" (o50mm to 80mm)) ..... Optional
Applicable electric drill: Portable electric drills (in the rotary-only mode)

Filing and dressing

During drilling, if any failures are caused on the cutting teeth in such a way that the teeth become imbalance, that its sharpness is lost suddenly, or that its color changes due to some reasons, drill several holes into an optional Diamond dressing plates, or a block or GC stone with the normal drilling method (dry type is applicable) for dressing.

Center pins

Item	Part No.	Applications
Center pin *	PCDCP3	Standard accessory (for cutters of ø1" to 8-21/32" (ø25mm to 220mm))

Additional Information

Manufacturer: Miyanaga Co. Ltd.

For More Information on the Drimond Core Bit Center Pins, [Click Here] to Link to Manufacturer Web Site

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