Please allow 1-2 weeks delivery outside the USA
Our solid carbide Mini Boring Bars available in both coated and uncoated options, are designed for precision in tight spaces and small-diameter applications, starting at a 0.015 minimum bore.
Made with premium submicron grade carbide, these tools offer exceptional durability and strength.
The flute is engineered for maximum strength, and the AlTiN+ coating improves surface finish and extends tool life.
Perfect for intricate machining tasks, these mini boring bars provide reliable performance, tight tolerances, and superior results across various materials.
For AlTiN+ Coated mini boring bars, click HERE
| A (Minimum Bore) |
B (Maximum Depth) |
S (Shank Diameter) |
OAL |
Tool # |
Uncoated EDP # |
AlTiN+ EDP # |
| 0.015 |
0.05 |
0.125 |
1.5 |
MB015050 |
SCI.210001 |
SCI.210071 |
| 0.02 |
0.075 |
0.125 |
1.5 |
MB020075 |
SCI.210004 |
SCI.210074 |
| 0.025 |
0.1 |
0.125 |
1.5 |
MB025100 |
SCI.210007 |
SCI.210077 |
| 0.025 |
0.125 |
0.125 |
1.5 |
MB025125 |
SCI.210010 |
SCI.210080 |
| 0.03 |
0.1 |
0.125 |
1.5 |
MB030100 |
SCI.210013 |
SCI.210083 |
| 0.03 |
0.125 |
0.125 |
1.5 |
MB030125 |
SCI.210016 |
SCI.210086 |
| 0.03 |
0.15 |
0.125 |
1.5 |
MB030150 |
SCI.210019 |
SCI.210089 |
| 0.035 |
0.1 |
0.125 |
1.5 |
MB035100 |
SCI.210022 |
SCI.210092 |
| 0.035 |
0.15 |
0.125 |
1.5 |
MB035150 |
SCI.210025 |
SCI.210095 |
| 0.035 |
0.2 |
0.125 |
1.5 |
MB035200 |
SCI.210028 |
SCI.210098 |
| 0.04 |
0.1 |
0.125 |
1.5 |
MB040100 |
SCI.210031 |
SCI.210101 |
| 0.04 |
0.15 |
0.125 |
1.5 |
MB040150 |
SCI.210034 |
SCI.210104 |
| 0.04 |
0.2 |
0.125 |
1.5 |
MB040200 |
SCI.210037 |
SCI.210107 |
| 0.04 |
0.25 |
0.125 |
1.5 |
MB040250 |
SCI.210040 |
SCI.210110 |
| 0.045 |
0.1 |
0.125 |
1.5 |
MB045100 |
SCI.210043 |
SCI.210113 |
| 0.045 |
0.15 |
0.125 |
1.5 |
MB045150 |
SCI.210046 |
SCI.210116 |
| 0.045 |
0.2 |
0.125 |
1.5 |
MB045200 |
SCI.210049 |
SCI.210119 |
| 0.045 |
0.25 |
0.125 |
1.5 |
MB045250 |
SCI.210052 |
SCI.210122 |
| 0.045 |
0.3 |
0.125 |
1.5 |
MB045300 |
SCI.210055 |
SCI.210125 |
| 0.045 |
0.35 |
0.125 |
1.5 |
MB045350 |
SCI.210058 |
SCI.210128 |
