Drill Bits, Counterbores, and Countersinks: Hand and Machine: AT404-3, AT407-4, AT420D-4-21
| MFG SKU | NSN | Item Name | Details | Manufacturer (CAGE) | RFQ |
|---|---|---|---|---|---|
| AT404-3 AT4043 | 5133-01-429-5860 | Pilot, Countersink Cutter | END Item Identification: Ati series AT402 back countersinks and AT403 back spotfacers General Characteristics Item Description: Steel; 5/32 in. dia; 6 in. lg | Snap-on Incorporated (00784) | |
| AT404-4 AT4044 | 5133-01-429-5863 | Pilot, Countersink Cutter | Snap-on Incorporated (00784) | ||
| AT404-5 AT4045 | 5133-01-429-5865 | Pilot, Countersink Cutter | END Item Identification: Ati series AT402 back countersinks and AT403 back spotfacers General Characteristics Item Description: Steel; 1/4 in. dia; 6 in. lg | Snap-on Incorporated (00784) | |
| AT404-6 AT4046 | 5133-01-429-5866 | Pilot, Countersink Cutter | END Item Identification: Ati series AT402 back countersinks and AT403 back spotfacers General Characteristics Item Description: Steel; 5/16 in. dia; 6 in. lg | Snap-on Incorporated (00784) | |
| AT404-7 AT4047 | 5133-01-429-5861 | Pilot, Countersink Cutter | END Item Identification: Ati series AT402 back countersinks and AT403 back spotfacers General Characteristics Item Description: Steel; 3/8 in. dia; 6 in. lg | Snap-on Incorporated (00784) | |
| AT404-8 AT4048 | 5133-01-429-5867 | Pilot, Countersink Cutter | END Item Identification: Ati series AT402 back countersinks and AT403 back spotfacers General Characteristics Item Description: Steel; 1/2 in. dia; 6 in. lg | Snap-on Incorporated (00784) | |
| AT407-4 AT4074 | 5133-01-428-5671 | Cutter, Countersink | Cutting END Style: Straight flute blunt end Shank Style: Externally threaded Flute Quantity: 3 | Snap-on Incorporated (00784) | |
| AT408A-4 AT408A4 | 5133-01-428-5678 | Cutter, Countersink | Shank Diameter: 0.188 inches nominal Shank Style: Straight round Body Diameter: 0.250 inches nominal | Snap-on Incorporated (00784) | |
| AT408B-4 AT408B4 | 5133-01-512-7670 | Cutter, Countersink | Material: Steel comp M2 overall Cutting END Style: Spiral flute point end Shank Style: Straight round | Snap-on Incorporated (00784) | |
| AT408C-1 AT408C1 | 5133-00-243-2307 | Countersink | Material: Steel overall Cutting END Style: Spiral flute point end Overall Length: 1.688 inches minimum and 2.250 inches maximum | Snap-on Incorporated (00784) | |
| AT408C-4 AT408C4 | 5133-01-428-5680 | Cutter, Countersink | Cutting END Style: Spiral flute point end Shank Style: Straight round Flute Quantity: 3 | Snap-on Incorporated (00784) | |
| AT408D-4 AT408D4 | 5133-01-428-5674 | Cutter, Countersink | Cutting END Style: Spiral flute point end Shank Style: Straight round Flute Quantity: 3 | Snap-on Incorporated (00784) | |
| AT408E-4 AT408E4 | 5133-01-428-5676 | Cutter, Countersink | Cutting END Style: Spiral flute point end Shank Style: Straight round Flute Quantity: 3 | Snap-on Incorporated (00784) | |
| AT408F-4 AT408F4 | 5133-01-428-5677 | Cutter, Countersink | Snap-on Incorporated (00784) | ||
| AT408H-4 AT408H4 | 5133-01-428-5683 | Cutter, Countersink | Snap-on Incorporated (00784) | ||
| AT420A | 5133-01-503-1861 | Countersink | Part Name Assigned BY Controlling Agency: Countersink tool | Snap-on Incorporated (00784) | |
| AT420D-4-10 AT420D410 | 5133-01-397-3020 | Cutter, Countersink | Cutting END Style: Straight flute blunt end Shank Style: Externally threaded Flute Quantity: 3 | Snap-on Incorporated (00784) | |
| AT420D-4-1/4 AT420D414 | 5133-01-397-3087 | Cutter, Countersink | Cutting END Style: Straight flute blunt end Shank Style: Externally threaded Flute Quantity: 3 | Snap-on Incorporated (00784) | |
| AT420D-4-1/8 AT420D418 | 5133-01-397-3085 | Cutter, Countersink | Cutting END Style: Straight flute blunt end Shank Style: Externally threaded Flute Quantity: 3 | Snap-on Incorporated (00784) | |
| AT420D-4-21 AT420D421 | 5133-01-397-3080 | Cutter, Countersink | Cutting END Style: Straight flute blunt end Shank Style: Externally threaded Flute Quantity: 3 | Snap-on Incorporated (00784) |