Angle Plates
| Universal Right angles | Standard Angles: tall, trim for large work | Slotted Angles & Slotted Tall Angles | Giant T-Slotted Angles
2000 Series Toolmakers's Knees
Toolmakers' knees are designed for holding and checking work during layout, machining and inspection operations.
Finished pads on the inside of each face facilitate accurate clamping and reference.
Finished edges permit side positioning.
Made from treat ed, close-grained castings , these knees are precision ground square to .0002" in 8. Also available in hand scraped finish.
No. 2003 features a slotted base with alignment keys and a T-bolt.

| Part Number | Dimensions - Inches | Approx. Weight Lbs. | ||
| Width | Length | Height | ||
| BUS.2001 | 2-1/2 | 4 | 3 | 5 |
| BUS.2003S | 2-1/2 | 6 | 12 | 14 |
| BUS.2005 | 4 | 8 | 21 | 53 |
| BUS.2006 | 4-1/2 | 5 | 8 | 16 |
| BUS.2007 | 6-1/2 | 7 | 10 | 25 |
2200 Series inside-outside angles.
Inside/outside angles are among the most versatile of precision angles.
Made from specially heat treated quality close-grained castings they are rib-less with a machined relief in the interior angle enabling use of all precision ground surfaces.
The exterior and interior angles are ground square with .0005" in 8" and the interior and exterior faces are parallel with .0002 in 8".

| Part Number | Dimensions - Inches | Approx. Weight Lbs. | ||
| Width | Length | Height | ||
| BUS.2204 | 4 | 4 | 4 | 8 |
| BUS.2205 | 5 | 5 | 5 | 12 |
| BUS.2212 | 7-1/2 | 8 | 6 | 30 |
| BUS.2240 | 10 | 6 | 4 | 18 |
| BUS.2242 | 10 | 7 | 10 | 60 |
| BUS.2246 | 10 | 9 | 10 | 80 |
| BUS.2260 | 14 | 12 | 14 | 140 |
2400 series Standard Angles -single rib.
Standard angles provide convenience and versatility for holding and fixturing applications.
Made from specially stress-relieved quality castings, these standard angles are ground on all sides and edges with the faces, precision ground square within .0002 in 8".

| Part Number | Dimensions - Inches | Approx. Weight Lbs. | ||
| Width | Length | Height | ||
| BUS.2402 | 3 | 6 | 18 | 29 |
| BUS.2404 | 4 | 4 | 4 | 8 |
| BUS.2410 | 6 | 6 | 6 | 25 |
| BUS.2415 | 6 | 8 | 10 | 48 |
| BUS.2430 | 8 | 8 | 8 | 48 |
| BUS.2433* | 8 | 10 | 5 | 38 |
| BUS.2435 | 8 | 10 | 24 | 150 |
| BUS.2436 | 8 | 12 | 18 | 107 |
| BUS.2439 | 9 | 8 | 16 | 90 |
| BUS.2451 | 12 | 12 | 18 | 180 |
| * Open rib construction | ||||
2500 Series Standard Angles- Double Rib
These angles are similar to the 2400 Series, but with two support ribs to facilitate center holding and clamping.
These angles are ground on all sides and edges and with the faces precision ground square with.0002:" in 8".

| Part Number | Dimensions - Inches | Approx. Weight Lbs. | ||
| Width | Length | Height | ||
| BUS.2538 | 9 | 7 | 8 | 40 |
| BUS.2540 | 10 | 10 | 10 | 75 |
| BUS.2550 | 12 | 12 | 12 | 100 |
2700 Series Universal Right Angles
Probably the most widely used type of precision equipment. Universal Right angles are ideal for square and parallel references. Made of specially treated, close-grained quality castings, with all outside surfaces precision finished square and paralled, these angles can be used in any position. Offered in a wide range of sizes, these angles can be carefully fitted to almost any requirement. For special tooling and gaging applications, Universal Right Angles are often furnished with a hand scraped finish.

Ground square and parallel to .0002" in 8"
| Part Number | Dimensions - Inches | Approx. Weight Lbs. | ||
| Width | Length | Height | ||
| BUS.2703 | 3-3/4 | 4 | 5 | 9 |
| BUS.2704 | 4 | 4 | 4 | 8 |
| BUS.2705 | 4-1/2 | 4 | 5 | 14 |
| BUS.2706 | 4-1/2 | 5 | 8 | 15 |
| BUS.2707 | 5-1/2 | 7 | 10 | 33 |
| BUS.2708 | 5-1/2 | 8 | 10 | 37 |
| BUS.2710 | 6 | 6 | 6 | 18 |
| BUS.2711 | 6 | 8 | 6 | 34 |
| BUS.2712 | 6 | 6 | 10 | 32 |
| BUS.2714 | 6 | 6 | 12 | 40 |
| BUS.2716 | 6 | 8 | 12 | 44 |
| BUS.2718 | 6 | 12 | 18 | 103 |
| BUS.2732 | 8 | 9 | 16 | 95 |
| BUS.2734* | 8 | 10 | 18 | 113 |
| BUS.2736 | 8 | 12 | 24 | 175 |
| BUS.2740 | 10 | 10 | 10 | 90 |
| BUS.2752 | 12 | 12 | 24 | 260 |
| BUS.2753 | 12 | 13 | 20 | 215 |
| BUS.2756 | 12 | 18 | 36 | 514 |
| BUS.2770 | 18 | 18 | 18 | 312 |
| * Slotted | ||||
2800 Series - Standard Angles.
Specially designed for checking the squareness of large work mounted on machine beds.
Standard Angles are offered in threee, tall trim sizes. Made
of specially treated close- grained castings, these giant angles
are precision ground square to .0002" in 8"

| Part Number | Dimensions - Inches | Approx. Weight Lbs. | ||
| Width | Length | Height | ||
| BUS.2818 | 6 | 18 | 36 | 160 |
| BUS.2819 | 6 | 20 | 30 | 180 |
| BUS.2829 | 6 | 30 | 30 | 240 |
3500/3800 series - Slotted Angles
Slotted Angles provide convenient clamping holes for fast work mounting and machine set-ups and serve as an excellent base for permanent work fixtures.
Made of specially treated close- grained castings, these angles
are ground on sides and ends square with the faces precision ground
square to .0002" in 8"

| Part Number | Dimensions - Inches | Approx. Weight Lbs. | ||
| Width | Length | Height | ||
| BUS.3505 | 5 | 4 | 5-1/2 | 11 |
| BUS.3528 | 8 | 6 | 6 | 25 |
| BUS.3538 | 10 | 8 | 12 | 60 |
| BUS.3545 | 12 | 5 | 6 | 32 |
| BUS.3549 | 12 | 9 | 10 | 73 |
| BUS.3550 | 12 | 12 | 12 | 94 |
| BUS.3854 | 12 | 14 | 30 | 300 |
| BUS.3872 | 18 | 18 | 36 | 490 |
| BUS.3874 | 18 | 24 | 36 | 800 |
| BUS.3876 | 18 | 24 | 48 | 950 |
| BUS.3886 | 30 | 18 | 36 | 960 |
3900 Series- T-Slotted Angles
T-Slotted angles are presently made in two sizes.
Both feature 1" T-Bolt slots on 6" centers providing great flexibility in holding heavy parts in a vertical plate.
These angles can be customized with special T-Slots and / or tapped holes.
BUS.3972 is precision ground on the vertical face and is square to the base within .0002" in 12".
The large 96" angle has a planer finish with an accuracy of .0002" in 12"
Both angles are furnished complete with two heavy duty swivel hoist rings for controlled handling.

| Part Number | Dimensions - Inches | Approx. Weight Lbs. | ||
| Width | Length | Height | ||
| BUS.3972 | 14 | 36 | 72 | 3300 |
| BUS.3996 | 36 | 48 | 96 | 6800 |
