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APT Dyna-Sink Carbide Insert Countersink

APT Dyna-Sink Carbide Insert Countersink

Deburr and countersink large diameter holes.
Inserts need only be replaced after a large number of regrinds.
Use at high surface speeds for better finishes.

Regrind is quick and accurate.
Made in USA by APT
Available in 82° or 90°.
Carbide Inserts are sold separately.
Quantity Price Model Description Range of Holes Cut Shank Diameter

$32.60 DYN-4-82
9/16"-1 1/16" 82 deg Dyna-Sink 9/16"-1 1/16" 1/2"

$47.10 DYN-5-82
1"-1 1/2" 82 deg Dyna-Sink 1-1 1/2" 3/4"

$68.00 DYN-7-82
1 1/2"-2" 82 deg Dyna-Sink 1 1/2"-2" 3/4"

$32.60 DYN-4-90
9/16"-1 1/16" 90 deg Dyna-Sink 9/16"-1 1/16" 1/2"

$47.10 DYN-5-90
1"-1 1/2" 90 deg Dyna-Sink 1-1 1/2" 3/4"

$68.00 DYN-7-90
1 1/2"-2" 90 deg Dyna-Sink 1 1/2"-2" 3/4"