Tungsten carbide drilling insert and guide pad adopted tungsten powder with high wear resistance and tenacity and can be used for heat-resistant steel, stainless steel and other difficult-to-machines materials. Together with the PVD coating, performance of the drilling inserts and guide pad is highly accepted by customers.

For each insert, there are several geometries to select depends on the chip removal requirement, cutting speed, feed, and machine conditions.

● Hole diameter can be drilled from 3-50mm (brazed gun drill), 1-12mm (solid gun drill); 11.52-40.52mm (index able gun drill)；25-250 mm (BTA heads); 45-180 mm (counter bore heads)

● Highest accuracy can reach 2 micron;

The design of gun drill with four inserts makes the drilling more efficient; diameter range from Dia30.02mm to Dia40.02

Order Code	D	L3	D2	L4
	Cutting Dia(mm)	Overall Length	Shank Size	Shank Length
DGT-XX-XX-XXX	14.3mm	as per request	25	70
DGT-XX-XX-XXX	15.9mm	as per request	25	70
DGT-XX-XX-XXX	16.0mm	as per request	25	70
DGT-XX-XX-XXX	17.0mm	as per request	25	70

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Gun Drill with 3 Inserts for Small Diameter