ATI445 SERIES, Countersinks

INTEGRAL-PILOTED COUNTERSINK CUTTERS

2 FLUTE, 100° CUTTING ANGLE, 1/4-28 MALE THREADED SHANK, GROUND ON CENTERS

Recognized throughout the industry as a leading producer of quality cutting tools, ATI Tools give the industry tools that are designed for high-rate production in the full range of metals used in aircraft manufacturing and maintenance.

The tools contained in this section are made of the finest tool steel and carbides. The cutters are carefully heat-treated, precision ground for correct cutting angles and proper clearance, then thoroughly checked to ensure accurate cutting without chatter. After final inspection, all tools are dipped in a protective plastic coating for shipment and storage.

A variety of microstop countersink units and accessories have been designed to present a versatile selection of tools for all working surfaces and areas.

PART #

LEGACY #

DESCRIPTION

INCLUDES

ATI445E-5PC

AT445E-5PC

5-PIECE HSS COUNTERSINK SET

3/32″, 1/8″, 5/32″, 3/16″, and 1/4″

PART #	LEGACY #	MATERIAL	CUTTING DIA.	CUTTING ANGLE	PILOT SIZE	FLUTES	SHANK THREAD
ATI445E43/32	AT445E-4 3/32	HSS	1/2″	100°	3/32″	2	1/4-28
ATI445E440	AT445E-4 #40	HSS	1/2″	100°	#40	2	1/4-28
ATI445E41/8	AT445E-4 1/8	HSS	1/2″	100°	1/8″	2	1/4-28
ATI445CTE418	AT445CTE-4 1/8	HSS W/ CARBIDE TIP	1/2″	100°	1/8″	2	1/4-28
ATI445E430	AT445E-4 #30	HSS	1/2″	100°	#30	2	1/4-28
ATI445CTE430	AT445CTE-4 #30	HSS W/ CARBIDE TIP	1/2″	100°	#30	2	1/4-28
ATI445E45/32	AT445E-4 5/32	HSS	1/2″	100°	5/32″	2	1/4-28
ATI445E421	AT445E-4 #21	HSS	1/2″	100°	#21	2	1/4-28
ATI445CTE421	AT445CTE-4 #21	HSS W/ CARBIDE TIP	1/2″	100°	#21	2	1/4-28
ATI445E43/16	AT445E-4 3/16	HSS	1/2″	100°	3/16″	2	1/4-28
ATI445E410	AT445E-4 #10	HSS	1/2″	100°	#10	2	1/4-28
ATI445CTE410	AT445CTE-4 #10	HSS W/ CARBIDE TIP	1/2″	100°	#10	2	1/4-28
ATI445E4-1/4	AT445E-4 1/4″	HSS	1/2″	100°	1/4″	2	1/4-28
ATI445CTE414	AT445CTE-4 1/4″	HSS W/ CARBIDE TIP	1/2″	100°	1/4″	2	1/4-28
ATI445E43/8	AT445E-4 3/8	HSS	1/2″	100°	3/8″	2	1/4-28