1.5 MM Serrations
| H&R PartNumber | Chuck Size | A | B | C | D | F | J | Bolt | |||
| #3 | #4 | #5 | #6 | ||||||||
| HR-6K-MC- | 6" KITAGAWA | 2-1/4 | 2 | 2 | 1-1/4 | 0.475 | 0.787 | 1.810 | 10MM | ||
| HR-149-MC- | 8" KITAGAWA8" MATSUMOTO | 3-1/2 | 3-1/8 | 2-5/8 | 2-1/2 | 1-1/2 | 0.551 | 0.984 | 2.250 | 1/2 | |
| HR-80-MC- | 8" NIKKO | 3-1/2 | 3-1/8 | 2 | 1-1/2 | 0.551 | 1.181 | 2.250 | 10MM | ||
| HR-81-MC- | 10" HOWA SOLID | 4-1/2 | 4-1/8 | 3-13/16 | 3-1/2 | 2-1/2 | 1-1/2 | 0.63 | 0.984 | 3.000 | 1/2 |
| HR-82-MC- | 10" KITAGAWA11" MATSUMOTO | 4-1/2 | 4-1/8 | 3-13/16 | 3-1/2 | 2-1/2 | 1-3/4 | 0.63 | 1.181 | 3.000 | 1/2 |
| HR-85-MC- | 10" SEIKE | 4-1/2 | 4-1/8 | 3-13/16 | 3-1/2 | 2 | 1-1/2 | 0.63 | 1.266 | 3.000 | 1/2 |
| HR-108-MC- | 12" KITAGAWA | 5-1/8 | 4-3/4 | 4-7/16 | 2-1/2 | 2 | 0.71 | 1.181 | 3.610 | 9/16 | |
| HR-112-MC- | 12" MATSUMOTO | 5-1/8 | 4-3/4 | 4-7/16 | 2-1/2 | 2 | 0.827 | 1.181 | 3.610 | 5/8 | |
| HR-125-MC- | 10" - 12" NIKKO | 4-1/2 | 4 | 3-3/4 | 2-1/2 | 1-3/4 | 0.788 | 1.375 | 3.000 | 1/2 | |
| HR-150-MC- | 12" HOWA | 4-3/4 | 4-1/4 | 4-1/4 | 2-1/2 | 1.022 | 1.968 | 3.250 | 3/4 | ||
| HR-155-MC- | 15" KITAGAWA | 6.000 | 5-11/16 | 4-7/8 | 2-1/2 | 0.866 | 1.690 | 4.300 | 3/4 | ||
| HR-115-MC- | 6.000 | 5-11/16 | 4-7/8 | 2-1/2 | 1.004 | 1.690 | 4.300 | 3/4 |
Specify Collet No. Size"A" With Part Number#3, #4, #5, #6
3MM Serrations
| H&R PartNumber | Chuck Size | A | B | C | D | F | J | Bolt | |||
| #3 | #4 | #5 | #6 | ||||||||
| HR-113-MC | 10" 12" HOWA | 4-1/2 | 4-1/8 | 3.81 | 3-1/2 | 2-1/2 | 1-1/2 | 0.63 | 1.181 | 3 | 1/2 |
| HR-143-MC | 12" HOWASOLID | 4-1/2 | 4 | 3-3/4 | 2-1/2 | 2 | 0.71 | 1.181 | 3 | 14MM | |
| HR-153-MC | 15" - 18"MATSUMOTO | 4-7/8 | 3-1/2 | 2-1/2 | 0.866 | 1.69 | 3-1/2 | 20MM |
Specify Collet No. Size"A" With Part Number#3, #4, #5, #6
1/16" Serrations
| H&R PartNumber | Chuck Size | A | B | C | D | F | J | Bolt | |||
| #3 | #4 | #5 | #6 | ||||||||
| HR-10J-MC | 8" | 4-1/8 | 3-7/8 | 3-1/2 | 2 | 1-1/2 | 0.551 | 0.875 | 3 | 3/8 | |
| HR-11J-MC | 10" HD | 4-3/8 | 4-1/8 | 3-3/4 | 2-1/2 | 1-3/4 | 0.788 | 1.187 | 3-1/2 | 1/2 | |
| HR-12J-MC | 11" - 12" | 4-3/4 | 4-1/4 | 3-7/8 | 3 | 1-3/4 | 0.788 | 1.187 | 3-1/4 | 1/2 | |
| HR-15J-MC | 14" - 15" | 4-5/8 | 3 | 1-3/4 | 0.827 | 1.562 | 3-1/2 | 5/8 | |||
| HR-WB12-MC | 12" | 4-1/8 | 3-3/4 | 3 | 2 | 0.827 | 1.125 | 3-1/4 | 5/8 | ||
| HR-WB13-MC | 15" | 4-5/8 | 3-1/2 | 1 | 1.004 | 1.375 | 3-1/2 | 20MM | |||
| HR-11-6.5-MC | 6-1/2" SMW | 2-3/4 | 2 | 1-1/2 | 0.551 | 0.984 | 1-13/16 | 1/8 | |||
| HR-11-8-MC | 8" SMW | 3-1/2 | 3-1/8 | 2-1/2 | 1-1/2 | 0.669 | 1.13 | 2-1/4 | 1/2 | ||
| HR-11-12.5-MC | 10" - 12-1/2" SMW | 5-3/8 | 5 | 4-5/8 | 2-1/2 | 2 | 0.827 | 1.187 | 4 | 1/2 |
Specify Collet No. Size"A" With Part Number#3, #4, #5, #6