# Boneham

**Manufacturer:** Boneham  
**MPN:** `HT4020JQ`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Boneham |
| Manufacturer name | Boneham |
| Manufacturer | Boneham |
| DimensionUnit | inch |
| GraingerSku | 11D814 |
| Extra Product Name | Boneham |
| UnitOfMeasure | EA |
| Weight | 0.15 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | GB |
| extendedLead | 15 |
| extendedQty | -2 |
| height | 2.75 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 0.75 |
| moq | 1 |
| MPN | HT4020JQ |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | Drop Ship |
| SKU | G3089278 |
| tierMinQty1 | 1 |
| tierPrice1 | 8.57 |
| url | https://www.zoro.com/boneham-drill-bushing-type-h-drill-size-38-in-ht4020jq/i/G3089278/ |
| width | 0.75 |
| Bushing Head Type | Headed |
| Overall Length | 1 1/4 in |
| Material - Machining | High Speed Steel |
| Drill Size | 3/8 in |
| Bushing Type | Head Press Fit |
| Inside Dia Tolerance | +0.0001 in /+0.0004 in |
| Outside Dia | 5/8 in |
| Head Material | High Speed Steel |
| Size- Decimal | 3/8" (0.3750) |
| Measurement System | Fractional Inch |
| Head Dia | 3/4 in |
| Hardness | Rc 62-64 |
| Decimal Equivalent | 0.3750 |
| Inside Dia | 3/8 in |
| Rockwell Hardness | RC 62-64 |
| Length under Head | 1-1/4" |
| Outside Dia Tolerance | +0.0017 in /+0.0014 in |
| Item | Headed Press-Fit Drill Bushing (H) |
| Head Thickness | 3/32" |
| Heat Treatment | Through Hardened |
| Finish | High Speed Steel |
| Material | 52100 Thru Hardened |
| Concentricity Tolerance | .0003" T.I.R. Max |
| Drill Bushing Wall Type | Thin Wall |
| Head Type | Yes |
| Bushing Code | H |
| Size - Decimal | #47 - 0.0785 |
| Country of Origin (subject to change) | United Kingdom |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G3089278 | 8.57 | 1 | None | 1 |
| freertool.com | BH-HT4020JQ | 12.97 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/102500000/102631000/part_--HT4020JQ---Boneham--bca218bb1b.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp