20.0 mm x 86 mm S2S Whistle Notch Shank Counterbore

Price Break Details

Features Tech Specs

CTR Counterboring Tools are designed for high-production screw head counterbores and similar counterboring operations.
Extremely unequal insert positioning and flutes.
S2 S inserts reduce additional drill operations to achieve a precise 90 Deg. bottom.
Counterboring tool shipped with insert screws and Torx wrench.

Drill Diameter Min Decimal	0.7940"
Drill Diameter Min Metric	20.165 mm
Pre-Machined Hole Dia Decimal	0.3346"
Pre-Machined Hole Dia Metric	8.50 mm
Max Drill Depth Decimal	0.6299"
Adapter Type Machine Side	Cylindrical
Head Length Metric	36.00 mm
Max Drill Depth Metric	16.00 mm
Shank Length Metric	50.00 mm
Adapter Style Machine Side	Whistle Notch 2
Clamping Type	S - Screw Clamping
Protruding Length Decimal	3.3858"
Protruding Length Metric	86.00 mm
Clamping LG Machine Side Metric	48.00 mm
Brand	Kennametal
Clamping LG Machine Side Decimal	1.8898"
Coolant Entry Style	Concentric Axial Coolant
Functional Length Metric	86.00 mm
Hand of Tool	R - Right
Number of Flutes	3
Overall Length Metric	86.00 mm
Tool Assembly Length Decimal	1.4960"
Adapter/Shank/Bore Diameter Decimal	0.7874"
Overall Length Decimal	3.3858"
Clamping Length Decimal	1.8898"
Coolant Exit Style	Angular Axial Coolant Exit
Coolant Hole Diameter Decimal	0.1970"
Coolant Supply	Yes
Material	Steel
Adapter/Shank/Bore Diameter Metric	20.00 mm
Clamping Length Metric	48.00 mm
Coolant Hole Diameter Metric	5.00 mm
Shank Length Decimal	1.9685"
Functional Length Decimal	3.3858"
Head Length Decimal	1.4173"
Number of Inserts	3
Product Type	Counterbore
Tool Assembly Length Metric	38.00 mm