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Irwin - 19 Piece, 1/4 to 7/16" Head Diam, Single End Countersink Set - Makers Industrial Supply

Irwin - 19 Piece, 1/4 to 7/16" Head Diam, Single End Countersink Set


Item #: 57786444
Brand: Irwin
Model #: 1890451

Features and Benefits

Straight shanks are used for general purpose applications. The shank is smaller than the drill bit diameter. They are used with portable drills and drill presses on ferrous and non-ferrous materials.
Product Specifications
Number of Pieces 19
Countersink Finish/Coating Bright
Set Includes (14) Fastener Drive Bits; (4) Combination Drill & Countersinks; Small Depth Stop
Countersink Application Countersinking
Storage Unit Type Case
Shank Diameter (Decimal Inch) 0.2500
Shank Diameter (Inch) 1/4
Head Diameter (Decimal Inch) 0.2500; 0.3125; 0.3750; 0.4375
Head Diameter (Inch) 1/4; 5/16; 3/8; 7/16
Overall Length (Decimal Inch) 3.3750; 3.6250; 4.0000; 4.2500
Overall Length (Inch) 3-3/8; 3-5/8; 4; 4-1/4
Shank Type Straight
Includes Pilot No
Overall Length (mm) 85.73; 92.08; 101.60; 107.95
PSC Code 5133
Countersink Head Only No
Attachment Method Hex Screw
Cutting Direction Right Hand
Fastener Size Compatibility (Wire) #10; #4; #6; #8
Material Application Wood
End Type Single
$69.78

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