High performance drill, able to produce high quality and accurate holes at high speeds and feeds (H9 hole tolerance). A 130° thinned point which helps with self-centering and reduces cutting forces. This drill should be used in machines with constant feed only. TiN coating extends the tool life.

Brand Name	Dormer
Material	High Speed Steel
Manufacturer Model No	A520
Type	Drill Bit
Country of Origin	France
Shank	Cylindrical shank
Cutting diameter tolerance class (TCDC)	h8
Basic standard group (BSG)	DIN 1897
Hand (Cutting direction)	Right
Material code (BMC)	High Speed Steel
Point Angle (SIG)	130°
Material Application Priority Usage	K - Cast Iron, M - Stainless steel, N - Non-ferrous metals, P - Steel and cast steel, S - High-temperature alloys
Spiral form	Quick Spiral Flute Design 32°- 40°
Sub-brand	ADX
Coating	TiN