| 8 x 3-3/4 x 2-1/4 INCH KEY BRICK | ||||||
|---|---|---|---|---|---|---|
| Inside Diameter | No. 4 Key | No. 3 Key | No. 2 Key | No. 1 Key | Strts. | Total |
| 1'6" | 29 | - | - | - | - | 29 |
| 2'0" | 20 | 15 | - | - | - | 35 |
| 2'6" | 10 | 30 | - | - | - | 40 |
| 3'0" | - | 44 | - | - | - | 44 |
| 3'6" | - | 34 | 16 | - | - | 50 |
| 4'0" | - | 30 | 25 | - | - | 55 |
| 4'6" | - | 19 | 41 | - | - | 60 |
| 5'0" | - | 10 | 55 | - | - | 65 |
| 5'3" | - | - | 67 | - | - | 67 |
| 5'6" | - | - | 65 | 5 | - | 70 |
| 6'0" | - | - | 60 | 15 | - | 75 |
| 6'6" | - | - | 55 | 25 | - | 80 |
| 7'0" | - | - | 50 | 35 | - | 85 |
| 7'6" | - | - | 45 | 45 | - | 90 |
| 8'0" | - | - | 40 | 55 | - | >95 |
| 8'6" | - | - | 35 | 65 | - | 100 |
| 9'0" | - | - | 30 | 75 | - | 105 |
| 9'6" | - | - | 25 | 85 | - | 110 |
| 10'0" | - | - | 20 | 95 | - | 115 |
| 10'6" | - | - | 15 | 105 | - | 120 |
| >11'0" | - | - | >10 | 115 | - | 125 |
| 11'6" | - | - | 5 | 125 | - | 130 |
| 12'0" | - | - | - | 135 | - | 135 |
| 12'6" | - | - | - | 135 | 5 | 140 |
| 13'0" | - | - | - | 135 | 10 | 145 |
| 13'6" | - | - | - | 135 | 15 | 150 |
| 14'0" | - | - | - | 135 | 20 | 155 |
| 14'6" | - | - | - | 135 | 25 | 160 |
| 15'0" | - | - | - | 135 | 30 | 165 |
| 15'6" | - | - | - | 135 | 35 | 170 |
| 16'0" | - | - | - | 135 | 40 | 175 |
| 16'6" | - | - | - | 135 | 45 | 180 |
| 17'0" | - | - | - | 135 | 50 | 185 |
| 17'6" | - | - | - | 135 | 55 | 190 |
| 18'0" | - | - | - | 135 | 60 | 195 |
| 18'6" | - | - | - | 135 | 65 | 200 |
| 19'0" | - | - | - | 135 | 70 | 205 |
| 19'6" | - | - | - | 135 | 75 | 210 |
| 20'0" | - | - | - | 135 | 80 | 215 |
| 20'6" | - | - | - | 135 | 85 | 220 |
| 21'0" | - | - | - | 135 | 90 | 225 |
| 21'6" | - | - | - | 135 | 95 | 230 |
| 22'0" | - | - | - | 135 | 100 | 235 |
| 22'6" | - | - | - | 135 | 105 | 240 |
| 23'0" | - | - | - | 135 | 110 | 245 |
| 23'6" | - | - | - | 135 | 115 | 250 |
| 24'0" | - | - | - | 135 | 120 | 255 |
| 24'6" | - | - | - | 135 | 125 | 260 |
| 25'0" | - | - | - | 135 | 130 | 265 |
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