# Boring Head Holder, QDSM, Overall Length 79.00mm, Inside Dia. 11.11mm, Bore Dia. 11.11mm, Shank Dia. 22mm, For Use With QDH Double-Ended Tool Holders, Collar Dia. 3/4 in, Finish - Machining Black Oxide

**Manufacturer:** Micro-Quik  
**MPN:** `QDSM-22-79`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Micro-Quik |
| Manufacturer name | Micro-Quik |
| Manufacturer | Micro-Quik |
| CategoryId | 13099 |
| CategoryIdL1 | 8 |
| CategoryIdL2 | 7846 |
| CategoryIdL3 | 13099 |
| CategoryL1 | Tools & Machining |
| CategoryL2 | Workholding & Machine Tool Accessories |
| CategoryL3 | Milling & Drilling Toolholders |
| CategoryL4 | End Mill Holders |
| DimensionUnit | inch |
| GTIN | 728709157091 |
| GraingerSku | 18D978 |
| UPC | 728709157091 |
| UnitOfMeasure | EA |
| Weight | 0.46 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| height | 1.13 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 4 |
| moq | 1 |
| MPN | QDSM-22-79 |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | -2 |
| SKU | G8277762 |
| tierMinQty1 | 1 |
| tierPrice1 | 141.99 |
| url | https://www.zoro.com/micro-quik-quick-change-double-ended-sleeve-metric-qdsm-22-79/i/G8277762/ |
| width | 1.13 |
| Bore Dia | 11.11mm |
| Overall Length | 79.00mm |
| Shank Dia | 22mm |
| Sleeve Dia | 22.00mm |
| Sleeve Length | 79.00mm |
| Collar Dia | 3/4 in |
| Inside Dia | 11.11mm |
| Item | Boring Head Holder |
| Type | Quick Change Tool Holder |
| For Use With | QDH Double-Ended Tool Holders |
| Style | Inch |
| Shank | .438" |
| Series | QDSM |
| Measurement System | Metric |
| Finish - Machining | Black Oxide |
| Finish | UN |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G8277762 | 141.99 | 1 | None | 1 |
| Grainger | 18D978 |  |  | None | 1 |
| sustainablesupply.com | C1443534 | 158.23 | 1 | None | 1 |
| simsupply.com | ZO-G8277762 | 168.14 | 1 | 9 | 1 |

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Structured data: `/python/html6/product/500/170000000/170177500/part_--QDSM2279---MicroQuik--4e6b6878cc.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp