Please allow 1-2 weeks delivery outside the USA
Our retaining ring groove tools are designed for exceptional performance and longevity in precision machining.
Available in uncoated and coated versions, the AlTiN+ coating offers an enhanced surface finish and extended tool life.
The shank diameter is precision ground, ensuring a stable and accurate fit for reliable performance during every operation.
Made with premium submicron grade carbide, these tools provide superior strength, wear resistance, and consistent cutting quality.
Whether for high-speed or complex machining tasks, our retaining ring groove tools deliver the durability and precision you need to achieve superior results.

| A (Minimum Bore) |
W (Tool Width) |
B (Maximum Depth) |
O (Offset) |
S (Shank Diameter) |
OAL |
Tool # |
Uncoated EDP # |
AlTiN+ EDP # |
| 0.06 |
0.032 |
0.187 |
0.02 |
0.125 |
1.5 |
GT031-3 |
SCI.220551 |
SCI.220611 |
| 0.06 |
0.032 |
0.25 |
0.02 |
0.125 |
1.5 |
GT031-4 |
SCI.220554 |
SCI.220614 |
| 0.06 |
0.032 |
0.375 |
0.02 |
0.125 |
1.5 |
GT031-6 |
SCI.220557 |
SCI.220617 |
| 0.09 |
0.046 |
0.25 |
0.03 |
0.125 |
1.5 |
GT045-4 |
SCI.220560 |
SCI.220620 |
| 0.09 |
0.046 |
0.375 |
0.03 |
0.125 |
1.5 |
GT045-6 |
SCI.220563 |
SCI.220623 |
| 0.09 |
0.046 |
0.5 |
0.03 |
0.125 |
1.5 |
GT045-8 |
SCI.220566 |
SCI.220626 |
| 0.12 |
0.062 |
0.25 |
0.04 |
0.125 |
1.5 |
GT061-4 |
SCI.220572 |
SCI.220632 |
| 0.12 |
0.062 |
0.375 |
0.04 |
0.125 |
1.5 |
GT061-6 |
SCI.220575 |
SCI.220635 |
| 0.12 |
0.062 |
0.5 |
0.04 |
0.125 |
1.5 |
GT061-8 |
SCI.220578 |
SCI.220638 |
| 0.12 |
0.062 |
0.625 |
0.04 |
0.125 |
1.5 |
GT061-10 |
SCI.220569 |
SCI.220629 |
| 0.187 |
0.0175 |
0.25 |
0.05 |
0.1875 |
2 |
GT017K-4 |
SCI.220644 |
SCI.220740 |
| 0.187 |
0.0175 |
0.375 |
0.05 |
0.1875 |
2 |
GT017K-6 |
SCI.220647 |
SCI.220743 |
| 0.187 |
0.0175 |
0.5 |
0.05 |
0.1875 |
2 |
GT017K-8 |
SCI.220650 |
SCI.220746 |
| 0.187 |
0.0175 |
0.625 |
0.05 |
0.1875 |
2 |
GT017K-10 |
SCI.220641 |
SCI.220737 |
| 0.187 |
0.0255 |
0.25 |
0.05 |
0.1875 |
2 |
GT025K-4 |
SCI.220656 |
SCI.220752 |
| 0.187 |
0.0255 |
0.375 |
0.05 |
0.1875 |
2 |
GT025K-6 |
SCI.220659 |
SCI.220755 |
| 0.187 |
0.0255 |
0.5 |
0.05 |
0.1875 |
2 |
GT025K-8 |
SCI.220662 |
SCI.220758 |
| 0.187 |
0.0255 |
0.625 |
0.05 |
0.1875 |
2 |
GT025K-10 |
SCI.220653 |
SCI.220749 |
| 0.187 |
0.0305 |
0.25 |
0.05 |
0.1875 |
2 |
GT030K-4 |
SCI.220668 |
SCI.220764 |
| 0.187 |
0.0305 |
0.375 |
0.05 |
0.1875 |
2 |
GT030K-6 |
SCI.220671 |
SCI.220767 |
| 0.187 |
0.0305 |
0.5 |
0.05 |
0.1875 |
2 |
GT030K-8 |
SCI.220674 |
SCI.220770 |
| 0.187 |
0.0305 |
0.625 |
0.05 |
0.1875 |
2 |
GT030LK-10 |
SCI.220665 |
SCI.220761 |
| 0.187 |
0.062 |
0.25 |
0.05 |
0.1875 |
2 |
GT062K-4 |
SCI.220680 |
SCI.220776 |
| 0.187 |
0.062 |
0.375 |
0.05 |
0.1875 |
2 |
GT062K-6 |
SCI.220683 |
SCI.220779 |
| 0.187 |
0.062 |
0.5 |
0.05 |
0.1875 |
2 |
GT062K-8 |
SCI.220686 |
SCI.220782 |
| 0.187 |
0.062 |
0.625 |
0.05 |
0.1875 |
2 |
GT062K-10 |
SCI.220677 |
SCI.220773 |
| 0.25 |
0.0175 |
0.25 |
0.06 |
0.25 |
2.5 |
GT017Q-4 |
SCI.220788 |
SCI.220908 |
| 0.25 |
0.0175 |
0.375 |
0.06 |
0.25 |
2.5 |
GT017Q-6 |
SCI.220791 |
SCI.220911 |
| 0.25 |
0.0175 |
0.5 |
0.06 |
0.25 |
2.5 |
GT017Q-8 |
SCI.220794 |
SCI.220914 |
| 0.25 |
0.0175 |
0.625 |
0.06 |
0.25 |
2.5 |
GT017Q-10 |
SCI.220785 |
SCI.220905 |
| 0.25 |
0.0255 |
0.25 |
0.06 |
0.25 |
2.5 |
GT025Q-4 |
SCI.220800 |
SCI.220920 |
| 0.25 |
0.0255 |
0.375 |
0.06 |
0.25 |
2.5 |
GT025Q-6 |
SCI.220803 |
SCI.220923 |
| 0.25 |
0.0255 |
0.5 |
0.06 |
0.25 |
2.5 |
GT025Q-8 |
SCI.220806 |
SCI.220926 |
| 0.25 |
0.0255 |
0.625 |
0.06 |
0.25 |
2.5 |
GT025Q-10 |
SCI.220797 |
SCI.220917 |
| 0.25 |
0.0305 |
0.25 |
0.06 |
0.25 |
2.5 |
GT030Q-4 |
SCI.220812 |
SCI.220932 |
| 0.25 |
0.0305 |
0.375 |
0.06 |
0.25 |
2.5 |
GT030Q-6 |
SCI.220815 |
SCI.220935 |
| 0.25 |
0.0305 |
0.5 |
0.06 |
0.25 |
2.5 |
GT030Q-8 |
SCI.220818 |
SCI.220938 |
| 0.25 |
0.0305 |
0.625 |
0.06 |
0.25 |
2.5 |
GT030Q-10 |
SCI.220809 |
SCI.220929 |
| 0.25 |
0.063 |
0.25 |
0.06 |
0.25 |
2.5 |
GT062Q-4 |
SCI.220824 |
SCI.220944 |
| 0.25 |
0.063 |
0.375 |
0.06 |
0.25 |
2.5 |
GT062Q-6 |
SCI.220827 |
SCI.220947 |
| 0.25 |
0.063 |
0.5 |
0.06 |
0.25 |
2.5 |
GT062Q-8 |
SCI.220830 |
SCI.220950 |
| 0.25 |
0.063 |
0.625 |
0.06 |
0.25 |
2.5 |
GT062Q-10 |
SCI.220821 |
SCI.220941 |
| 0.25 |
0.093 |
0.25 |
0.06 |
0.25 |
2.5 |
GT092Q-4 |
SCI.220836 |
SCI.220956 |
| 0.25 |
0.093 |
0.375 |
0.06 |
0.25 |
2.5 |
GT092Q-6 |
SCI.220839 |
SCI.220959 |
| 0.25 |
0.093 |
0.5 |
0.06 |
0.25 |
2.5 |
GT092Q-8 |
SCI.220842 |
SCI.220962 |
| 0.25 |
0.093 |
0.625 |
0.06 |
0.25 |
2.5 |
GT092Q-10 |
SCI.220833 |
SCI.220953 |
| 0.312 |
0.0335 |
0.25 |
0.11 |
0.3125 |
2.5 |
GT033-4 |
SCI.220968 |
SCI.221064 |
| 0.312 |
0.0335 |
0.375 |
0.11 |
0.3125 |
2.5 |
GT033-6 |
SCI.220971 |
SCI.221067 |
| 0.312 |
0.0335 |
0.5 |
0.11 |
0.3125 |
2.5 |
GT033-8 |
SCI.220974 |
SCI.221070 |
| 0.312 |
0.0335 |
0.75 |
0.11 |
0.3125 |
2.5 |
GT033-12 |
SCI.220965 |
SCI.221061 |
| 0.312 |
0.0385 |
0.25 |
0.11 |
0.3125 |
2.5 |
GT038-4 |
SCI.220980 |
SCI.221076 |
| 0.312 |
0.0385 |
0.375 |
0.11 |
0.3125 |
2.5 |
GT038-6 |
SCI.220983 |
SCI.221079 |
| 0.312 |
0.0385 |
0.5 |
0.11 |
0.3125 |
2.5 |
GT038-8 |
SCI.220986 |
SCI.221082 |
| 0.312 |
0.0385 |
0.75 |
0.11 |
0.3125 |
2.5 |
GT038-12 |
SCI.220977 |
SCI.221073 |
| 0.312 |
0.063 |
0.375 |
0.11 |
0.3125 |
2.5 |
GT063-6 |
SCI.220995 |
SCI.221091 |
| 0.312 |
0.063 |
0.5 |
0.11 |
0.3125 |
2.5 |
GT063-8 |
SCI.220998 |
SCI.221094 |
| 0.312 |
0.063 |
0.75 |
0.11 |
0.3125 |
2.5 |
GT063-12 |
SCI.220989 |
SCI.221085 |
| 0.312 |
0.063 |
1 |
0.11 |
0.3125 |
2.5 |
GT063-16 |
SCI.220992 |
SCI.221088 |
| 0.312 |
0.125 |
0.375 |
0.11 |
0.3125 |
2.5 |
GT124-6 |
SCI.221007 |
SCI.221103 |
| 0.312 |
0.125 |
0.5 |
0.11 |
0.3125 |
2.5 |
GT124-8 |
SCI.221010 |
SCI.221106 |
| 0.312 |
0.125 |
0.75 |
0.11 |
0.3125 |
2.5 |
GT124-12 |
SCI.221001 |
SCI.221097 |
| 0.312 |
0.125 |
1 |
0.11 |
0.3125 |
2.5 |
GT124-16 |
SCI.221004 |
SCI.221100 |
| 0.375 |
0.04 |
0.25 |
0.11 |
0.375 |
2.5 |
GT039-4 |
SCI.221118 |
SCI.221394 |
| 0.375 |
0.04 |
0.375 |
0.11 |
0.375 |
2.5 |
GT039-6 |
SCI.221121 |
SCI.221397 |
| 0.375 |
0.04 |
0.5 |
0.11 |
0.375 |
2.5 |
GT039-8 |
SCI.221124 |
SCI.221400 |
| 0.375 |
0.04 |
0.75 |
0.11 |
0.375 |
2.5 |
GT039-12 |
SCI.221109 |
SCI.221385 |
| 0.375 |
0.04 |
1 |
0.11 |
0.375 |
2.5 |
GT039-16 |
SCI.221112 |
SCI.221388 |
| 0.375 |
0.04 |
1.25 |
0.11 |
0.375 |
2.5 |
GT039-20 |
SCI.221115 |
SCI.221391 |
| 0.375 |
0.047 |
0.25 |
0.11 |
0.375 |
2.5 |
GT046-4 |
SCI.221136 |
SCI.221412 |
| 0.375 |
0.047 |
0.375 |
0.11 |
0.375 |
2.5 |
GT046-6 |
SCI.221139 |
SCI.221415 |
| 0.375 |
0.047 |
0.5 |
0.11 |
0.375 |
2.5 |
GT046-8 |
SCI.221142 |
SCI.221418 |
| 0.375 |
0.047 |
0.75 |
0.11 |
0.375 |
2.5 |
GT046-12 |
SCI.221127 |
SCI.221403 |
| 0.375 |
0.047 |
1 |
0.11 |
0.375 |
2.5 |
GT046-16 |
SCI.221130 |
SCI.221406 |
| 0.375 |
0.047 |
1.25 |
0.11 |
0.375 |
2.5 |
GT046-20 |
SCI.221133 |
SCI.221409 |
| 0.375 |
0.056 |
0.25 |
0.11 |
0.375 |
2.5 |
GT055-4 |
SCI.221154 |
SCI.221430 |
| 0.375 |
0.056 |
0.375 |
0.11 |
0.375 |
2.5 |
GT055-6 |
SCI.221157 |
SCI.221433 |
| 0.375 |
0.056 |
0.5 |
0.11 |
0.375 |
2.5 |
GT055-8 |
SCI.221160 |
SCI.221436 |
| 0.375 |
0.056 |
0.75 |
0.11 |
0.375 |
2.5 |
GT055-12 |
SCI.221145 |
SCI.221421 |
| 0.375 |
0.056 |
1 |
0.11 |
0.375 |
2.5 |
GT055-16 |
SCI.221148 |
SCI.221424 |
| 0.375 |
0.056 |
1.25 |
0.11 |
0.375 |
2.5 |
GT055-20 |
SCI.221151 |
SCI.221427 |
| 0.375 |
0.063 |
0.25 |
0.11 |
0.375 |
2.5 |
GT062-4 |
SCI.221172 |
SCI.221448 |
| 0.375 |
0.063 |
0.375 |
0.11 |
0.375 |
2.5 |
GT062-6 |
SCI.221175 |
SCI.221451 |
| 0.375 |
0.063 |
0.5 |
0.11 |
0.375 |
2.5 |
GT062-8 |
SCI.221178 |
SCI.221454 |
| 0.375 |
0.063 |
0.75 |
0.11 |
0.375 |
2.5 |
GT062-12 |
SCI.221163 |
SCI.221439 |
| 0.375 |
0.063 |
1 |
0.11 |
0.375 |
2.5 |
GT062-16 |
SCI.221166 |
SCI.221442 |
| 0.375 |
0.063 |
1.25 |
0.11 |
0.375 |
2.5 |
GT062-20 |
SCI.221169 |
SCI.221445 |
| 0.375 |
0.07 |
0.25 |
0.11 |
0.375 |
2.5 |
GT069-4 |
SCI.221190 |
SCI.221466 |
| 0.375 |
0.07 |
0.375 |
0.11 |
0.375 |
2.5 |
GT069-6 |
SCI.221193 |
SCI.221469 |
| 0.375 |
0.07 |
0.5 |
0.11 |
0.375 |
2.5 |
GT069-8 |
SCI.221196 |
SCI.221472 |
| 0.375 |
0.07 |
0.75 |
0.11 |
0.375 |
2.5 |
GT069-12 |
SCI.221181 |
SCI.221457 |
| 0.375 |
0.07 |
1 |
0.11 |
0.375 |
2.5 |
GT069-16 |
SCI.221184 |
SCI.221460 |
| 0.375 |
0.07 |
1.25 |
0.11 |
0.375 |
2.5 |
GT069-20 |
SCI.221187 |
SCI.221463 |
| 0.375 |
0.088 |
0.25 |
0.11 |
0.375 |
2.5 |
GT087-4 |
SCI.221208 |
SCI.221484 |
| 0.375 |
0.088 |
0.375 |
0.11 |
0.375 |
2.5 |
GT087-6 |
SCI.221211 |
SCI.221487 |
| 0.375 |
0.088 |
0.5 |
0.11 |
0.375 |
2.5 |
GT087-8 |
SCI.221214 |
SCI.221490 |
| 0.375 |
0.088 |
0.75 |
0.11 |
0.375 |
2.5 |
GT087-12 |
SCI.221199 |
SCI.221475 |
| 0.375 |
0.088 |
1 |
0.11 |
0.375 |
2.5 |
GT087-16 |
SCI.221202 |
SCI.221478 |
| 0.375 |
0.088 |
1.25 |
0.11 |
0.375 |
2.5 |
GT087-20 |
SCI.221205 |
SCI.221481 |
| 0.375 |
0.127 |
0.375 |
0.11 |
0.375 |
2.5 |
GT126-6 |
SCI.221226 |
SCI.221502 |
| 0.375 |
0.127 |
0.5 |
0.11 |
0.375 |
2.5 |
GT126-8 |
SCI.221229 |
SCI.221505 |
| 0.375 |
0.127 |
0.75 |
0.11 |
0.375 |
2.5 |
GT126-12 |
SCI.221217 |
SCI.221493 |
| 0.375 |
0.127 |
1 |
0.11 |
0.375 |
2.5 |
GT126-16 |
SCI.221220 |
SCI.221496 |
| 0.375 |
0.127 |
1.25 |
0.11 |
0.375 |
2.5 |
GT126-20 |
SCI.221223 |
SCI.221499 |
| 0.375 |
0.158 |
0.375 |
0.11 |
0.375 |
2.5 |
GT157-6 |
SCI.221241 |
SCI.221517 |
| 0.375 |
0.158 |
0.5 |
0.11 |
0.375 |
2.5 |
GT157-8 |
SCI.221244 |
SCI.221520 |
| 0.375 |
0.158 |
0.75 |
0.11 |
0.375 |
2.5 |
GT157-12 |
SCI.221232 |
SCI.221508 |
| 0.375 |
0.158 |
1 |
0.11 |
0.375 |
2.5 |
GT157-16 |
SCI.221235 |
SCI.221511 |
| 0.375 |
0.158 |
1.25 |
0.11 |
0.375 |
2.5 |
GT157-20 |
SCI.221238 |
SCI.221514 |
| 0.5 |
0.094 |
0.5 |
0.16 |
0.5 |
3 |
GT093-8 |
SCI.221535 |
SCI.221685 |
| 0.5 |
0.094 |
0.75 |
0.16 |
0.5 |
3 |
GT093-12 |
SCI.221523 |
SCI.221673 |
| 0.5 |
0.094 |
1 |
0.16 |
0.5 |
3 |
GT093-16 |
SCI.221526 |
SCI.221676 |
| 0.5 |
0.094 |
1.25 |
0.16 |
0.5 |
3 |
GT093-20 |
SCI.221529 |
SCI.221679 |
| 0.5 |
0.094 |
1.5 |
0.16 |
0.5 |
3 |
GT093-24 |
SCI.221532 |
SCI.221682 |
| 0.5 |
0.126 |
0.5 |
0.16 |
0.5 |
3 |
GT125-8 |
SCI.221550 |
SCI.221700 |
| 0.5 |
0.126 |
0.75 |
0.16 |
0.5 |
3 |
GT125-12 |
SCI.221538 |
SCI.221688 |
| 0.5 |
0.126 |
1 |
0.16 |
0.5 |
3 |
GT125-16 |
SCI.221541 |
SCI.221691 |
| 0.5 |
0.126 |
1.25 |
0.16 |
0.5 |
3 |
GT125-20 |
SCI.221544 |
SCI.221694 |
| 0.5 |
0.126 |
1.5 |
0.16 |
0.5 |
3 |
GT125-24 |
SCI.221547 |
SCI.221697 |
| 0.5 |
0.157 |
0.5 |
0.16 |
0.5 |
3 |
GT156-8 |
SCI.221565 |
SCI.221715 |
| 0.5 |
0.157 |
0.75 |
0.16 |
0.5 |
3 |
GT156-12 |
SCI.221553 |
SCI.221703 |
| 0.5 |
0.157 |
1 |
0.16 |
0.5 |
3 |
GT156-16 |
SCI.221556 |
SCI.221706 |
| 0.5 |
0.157 |
1.25 |
0.16 |
0.5 |
3 |
GT156-20 |
SCI.221559 |
SCI.221709 |
| 0.5 |
0.157 |
1.5 |
0.16 |
0.5 |
3 |
GT156-24 |
SCI.221562 |
SCI.221712 |
| 0.5 |
0.188 |
0.5 |
0.16 |
0.5 |
3 |
GT187-8 |
SCI.221580 |
SCI.221730 |
| 0.5 |
0.188 |
0.75 |
0.16 |
0.5 |
3 |
GT187-12 |
SCI.221568 |
SCI.221718 |
| 0.5 |
0.188 |
1 |
0.16 |
0.5 |
3 |
GT187-16 |
SCI.221571 |
SCI.221721 |
| 0.5 |
0.188 |
1.25 |
0.16 |
0.5 |
3 |
GT187-20 |
SCI.221574 |
SCI.221724 |
| 0.5 |
0.188 |
1.5 |
0.16 |
0.5 |
3 |
GT187-24 |
SCI.221577 |
SCI.221727 |
| 0.5 |
0.251 |
0.5 |
0.16 |
0.5 |
3 |
GT250-8 |
SCI.221595 |
SCI.221745 |
| 0.5 |
0.251 |
0.75 |
0.16 |
0.5 |
3 |
GT250-12 |
SCI.221583 |
SCI.221733 |
| 0.5 |
0.251 |
1 |
0.16 |
0.5 |
3 |
GT250-16 |
SCI.221586 |
SCI.221736 |
| 0.5 |
0.251 |
1.25 |
0.16 |
0.5 |
3 |
GT250-20 |
SCI.221589 |
SCI.221739 |
| 0.5 |
0.251 |
1.5 |
0.16 |
0.5 |
3 |
GT250-24 |
SCI.221592 |
SCI.221742 |