# Boring Bar, Reverse Boring, AlTiN, 0.0738 in, Micro-Quik Tool Holder

**Manufacturer:** Micro 100  
**MPN:** `QRB-230500X`

The Micro 100 QRB-230500X Quick Change Reverse Boring Tool is a solid carbide tool with an AlTiN coating. It has a minimum bore diameter of 0.230" and a maximum bore depth of 0.500". The tool head length is 0.138" and the projection is 0.100". The tool radius is 0.008" and the shank diameter is 0.3125". The overall length is 2". This tool is designed for reverse boring and features a polished split face and a coolant-fed enabled shank design.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Micro 100 |
| Manufacturer name | Micro 100 |
| Manufacturer | Micro 100, Micro 100 Tool Corporation |
| CategoryId | 6031 |
| CategoryIdL1 | 2 |
| CategoryIdL2 | 6049 |
| CategoryIdL3 | 6031 |
| CategoryL1 | Tools & Machining |
| CategoryL2 | Cutting Tools |
| CategoryL3 | Indexable Tools |
| CategoryL4 | Indexable Boring Bars |
| DimensionUnit | inch |
| GTIN | 728709163832 |
| GraingerSku | 15U149 |
| UPC | 728709163832 |
| UnitOfMeasure | EA |
| Weight | 0.07, 0.05999938751177214, 0.05999938751177214267353628, 0.06 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| height | 0.44 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 2.25 |
| moq | 1 |
| MPN | QRB-230500X |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | -2 |
| SKU | G7800825 |
| snippet | Boring Bar, Reverse Boring, AlTiN, 0.0738 in, Micro-Quik Tool Holder |
| tierMinQty1 | 1 |
| tierPrice1 | 53.85 |
| url | https://www.zoro.com/micro-100-boring-bar-2-in-l-carbide-qrb-230500x/i/G7800825/ |
| width | 0.44 |
| EAN | 728709163832 |
| Part Number | QRB-230500X |
| Model | QRB-230500X |
| Product Group | BISS |
| Shank Dia | 5/16 in |
| Overall Length | 2 in |
| Bore Dia | .230" |
| Bore Depth | .500" |
| Radius | 0.0080 in |
| Min Bore Dia | 0.2300 in |
| Max Bore Depth | 1/2 in |
| Neck Dia | 0.1200" |
| Groove Width | 0.1380" |
| Corner Radius | 0.008" |
| Item | Boring Bar |
| Cutting Direction | Right Hand |
| Material | C2 Micrograin Carbide, Carbide |
| Shank Material | Carbide |
| Finish | AlTiN Coated |
| Application | For Reverse Boring |
| Angle | .110" |
| Projection | 0.1100 in |
| Measurement System | Fractional Inch |
| Cutting Application | Reverse Boring |
| Boring Bar Type | Reverse Boring |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G7800825 | 53.85 | 1 | None | 1 |
| Grainger | 15U149 |  |  | None | 1 |
| Raptor Supplies | AA7CYQ | 82.661553 | 1 | None | 1 |
| AmazonSC | B00Q8NLVGU | 46.75 | 1 | None | 1 |
| sustainablesupply.com | C1444251 | 73.13 | 1 | None | 1 |
| simsupply.com | ZO-G7800825 | 63.84 | 1 | 22 | 1 |

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Structured data: `/python/html6/product/500/196500000/196655000/part_--QRB230500X---Micro100--aa43dfb6ef.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp