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U.S.–Mexico–Canada Agreement (USMCA) Qualifying
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Burs for Wood and Rubber
Cylinder with Flat Tip
Head | Pointed Tooth (Coarse Grit) | Pointed Tooth (Fine Grit) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Shank Dia. | Dia. | Lg. | Overall Lg. | For Use On | Max. Rotation Speed, rpm | Color | Each | Each | ||||
Carbide | ||||||||||||
| 1/4" | 9/16" | 3/4" | 2" | Wood, Rubber | 25,000 | Red | 4257A45 | 000000 | ——— | 0 | ||
| 1/4" | 9/16" | 1 1/4" | 2 1/2" | Wood, Rubber | 25,000 | Blue | ——— | 0 | 4257A75 | 000000 | ||
| 1/4" | 13/16" | 1 1/4" | 2 1/2" | Wood, Rubber | 10,000 | Blue | ——— | 0 | 4257A832 | 00000 | ||
| 1/4" | 13/16" | 1 1/4" | 2 1/2" | Wood, Rubber | 10,000 | Red | 4257A831 | 00000 | ——— | 0 | ||
Cylinder with Round Tip
Head | Pointed Tooth (Coarse Grit) | Pointed Tooth (Fine Grit) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Shank Dia. | Dia. | Lg. | Overall Lg. | For Use On | Max. Rotation Speed, rpm | Color | Each | Each | ||||
Carbide | ||||||||||||
| 1/4" | 5/16" | 1 3/4" | 3" | Wood, Rubber | 25,000 | Blue | ——— | 0 | 4257A79 | 000000 | ||
| 1/4" | 5/16" | 1 3/4" | 3" | Wood, Rubber | 25,000 | Red | 4257A49 | 000000 | ——— | 0 | ||
| 1/4" | 9/16" | 3/4" | 2" | Wood, Rubber | 25,000 | Blue | ——— | 0 | 4257A81 | 00000 | ||
| 1/4" | 9/16" | 3/4" | 2" | Wood, Rubber | 25,000 | Red | 4257A51 | 00000 | ——— | 0 | ||
| 1/4" | 13/16" | 1 1/4" | 2 1/2" | Wood, Rubber | 10,000 | Blue | ——— | 0 | 4257A772 | 00000 | ||
| 1/4" | 13/16" | 1 1/4" | 2 1/2" | Wood, Rubber | 10,000 | Red | 4257A771 | 00000 | ——— | 0 | ||
Ball
Head | Pointed Tooth (Coarse Grit) | Pointed Tooth (Fine Grit) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Shank Dia. | Dia. | Lg. | Overall Lg. | For Use On | Max. Rotation Speed, rpm | Color | Each | Each | ||||
Carbide | ||||||||||||
| 1/4" | 9/16" | 9/16" | 1 3/4" | Wood, Rubber | 25,000 | Blue | ——— | 0 | 4257A63 | 000000 | ||
| 1/4" | 9/16" | 9/16" | 1 3/4" | Wood, Rubber | 25,000 | Red | 4257A33 | 000000 | ——— | 0 | ||
| 1/4" | 7/8" | 7/8" | 2 1/16" | Wood, Rubber | 10,000 | Red | 4257A111 | 00000 | ——— | 0 | ||
Tapered Cone with Round Tip
Head | Pointed Tooth (Coarse Grit) | Pointed Tooth (Fine Grit) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Shank Dia. | Dia. | Lg. | Tip Angle | Overall Lg. | For Use On | Max. Rotation Speed, rpm | Color | Each | Each | ||||
Carbide | |||||||||||||
| 1/4" | 5/16" | 1 1/2" | 15° | 2 13/16" | Wood, Rubber | 25,000 | Blue | ——— | 0 | 4257A68 | 000000 | ||
| 1/4" | 5/16" | 1 1/2" | 15° | 2 13/16" | Wood, Rubber | 25,000 | Red | 4257A38 | 000000 | ——— | 0 | ||
| 1/4" | 9/16" | 1" | 15° | 2 3/8" | Wood, Rubber | 25,000 | Blue | ——— | 0 | 4257A69 | 00000 | ||
| 1/4" | 9/16" | 1" | 15° | 2 3/8" | Wood, Rubber | 25,000 | Red | 4257A39 | 00000 | ——— | 0 | ||
| 1/4" | 13/16" | 1 3/8" | 15° | 2 1/2" | Wood, Rubber | 10,000 | Blue | ——— | 0 | 4257A912 | 00000 | ||
| 1/4" | 13/16" | 1 3/8" | 15° | 2 1/2" | Wood, Rubber | 10,000 | Red | 4257A911 | 00000 | ——— | 0 | ||




























