This quad flute drill bit is constructed of 4241 high speed steel for the best combination of strength,heat resistance,and wear resistance. It is also if nice finish,very good out -looking ,and superior quality.
Part No |
Metric |
Imperial |
GT-T12010 |
10mm |
3/8” |
GT-T12011 |
11mm |
7/16” |
GT-T12012 |
12mm |
15/32” |
GT-T12013 |
13mm |
1/2” |
GT-T12014 |
14mm |
9/16” |
GT-T12015 |
15mm |
19/32” |
GT-T12016 |
16mm |
5/8” |
GT-T12018 |
18mm |
11/16” |
GT-T12019 |
19mm |
3/4” |
GT-T12020 |
20mm |
25/32” |
GT-T12021 |
21mm |
13/16” |
GT-T12022 |
22mm |
7/8” |
GT-T12024 |
24mm |
15/16” |
GT-T12025 |
25mm |
1” |
GT-T12026 |
26mm |
1-1/32” |
GT-T12028 |
28mm |
1-1/8” |
GT-T12030 |
30mm |
1-3/16” |
GT-T12032 |
32mm |
1-1/4” |
GT-T16534 |
34mm |
1-11/32” |
GT-T16535 |
35mm |
1-3?8” |
GT-T16536 |
36mm |
1-13/32” |
GT-T16538 |
38mm |
1-1/2” |
GT-T16540 |
40mm |
1-9/16” |