# ... — 经过验证的规格比较

> 所有规格数据均已通过官方渠道验证。

What are the utility knives with the largest blade size for extensive cutting tasks?

## 产品列表

### OLFA MXP-L 18mm Die-Cast Aluminum Handle Ratchet Knife
```yaml
product: olfa-mxp-l-18mm-die-cast-aluminum-handle-ratchet-knife
brand: OLFA
price_gbp: 13.07
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
blade_count: 1
retractable: false
handle_material: Die-cast aluminum with rubber grip
locking_mechanism: Brass ratchet-wheel lock
```

- **价格:** £13.07 [^1]
- **概述:** OLFA MXP-L 是一款重型 18mm 美工刀，配备坚固的压铸铝手柄、防滑橡胶握把、不锈钢刀片导槽以及无需工具即可更换刀片的设计。其棘轮轮锁和预装的超锋利黑色刀片，适合专业人士、工匠以及经常处理纸板、地毯、保温材料和其他坚韧材料的资深 DIY 用户。
- **最适合:** 这款美工刀适合大量切割作业，因为它采用 18mm 刀片--OLFA 常见的最大规格美工刀片，并配备刚性铝制手柄、不锈钢支撑导槽和棘轮轮锁，可实现受控切割。
- **附加来源:** [^2], [^3]

### OLFA XL-2 18mm Extended Reach Utility Knife
```yaml
product: olfa-xl-2-18mm-extended-reach-utility-knife
brand: OLFA
price_gbp: 21.03
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
blade_count: 1
handle_material: ABS
locking_mechanism: Ratchet-lock wheel
```

- **价格:** £21.03 [^4]
- **概述:** OLFA XL-2 是一款重型 18mm 折断式美工刀，配有加长的不锈钢刀片导槽，可增加超过 6in 的操作距离。其耐用的 ABS 手柄、棘轮锁定轮、预装银色刀片以及无需工具即可更换刀片的设计，适用于建筑、汽车及其他难以触及位置的切割作业。
- **最适合:** 本产品适合大范围切割作业，因为其 18mm 刀片是常见美工刀规格中较大的尺寸之一，加长导槽还能增加超过 6in 的操作距离，从而在更安全的距离进行受控切割。

### OLFA LA-X 1072198
```yaml
product: olfa-la-x-1072198
brand: OLFA
price_gbp: 7.45
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
blade_count: 1
retractable: true
blade_length: 3.25 in
handle_material: Fiberglass-reinforced with rubber grip
storage_capacity: Break off 8
locking_mechanism: Automatic blade lock
```

- **价格:** £7.45 [^5]
- **概述:** The OLFA LA-X 1072198 is a heavy-duty 18mm snap-off utility knife with a fiberglass-reinforced, rubber-grip handle and automatic blade lock. It includes an ultra-sharp black snap-off blade, stainless steel blade channel, tool-free blade changes, and a built-in metal pick, making it suitable for construction, flooring, drywall, and other demanding cutting tasks.
- **最适合:** This model suits extensive cutting tasks because its 3.25 in blade is longer than many utility-knife blades, while the 18mm snap-off design provides up to 8 fresh cutting sections and the retractable auto-lock slider enables controlled cutting depth.
- **附加来源:** [^6], [^7]

### Milwaukee FASTBACK Folding Utility Knife 48-22-1901
```yaml
product: milwaukee-fastback-folding-utility-knife-48-22-1901
brand: Milwaukee
price_gbp: 11.05
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
blade_count: 5
retractable: true
blade_length: 2 in
handle_material: Aluminum
locking_mechanism: Press and flip
```

- **价格:** £11.05 [^8]
- **概述:** The Milwaukee FASTBACK 48-22-1901 is an all-metal folding utility knife with a 2 in retractable blade and one-handed press-and-flip operation. It includes five blades, tool-free blade changes, a gut hook, wire stripper, and belt clip, making it suited to tradespeople and repetitive jobsite cutting.
- **最适合:** This model suits extensive cutting tasks because its 2 in blade is relatively large for a utility knife, while the retractable design, five included blades, tool-free changes, and one-handed press-and-flip operation support repeated cutting.
- **附加来源:** [^9], [^10]

### LENOX Utility Knife Quick-Change
```yaml
product: lenox-utility-knife-quick-change
brand: LENOX
price_gbp: 14.5
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
blade_count: 3
retractable: true
handle_material: Aluminum
storage_capacity: 5 blades
locking_mechanism: Quick blade release
```

- **价格:** £14.5 [^11]
- **概述:** The LENOX Quick-Change Utility Knife has a retractable aluminum handle, a titanium-coated stainless steel nose, and a quick blade release for changing or rotating blades without opening the handle. It includes 3 blades and stores up to 5 blades internally, making it suitable for contractors, tradespeople, and frequent cutting tasks.
- **最适合:** Its retractable design, 3 included blades, and 5-blade internal storage make it suitable for extensive cutting tasks, although a blade length specification was not available.
- **附加来源:** [^12], [^13]

### Milwaukee FASTBACK 6-in-1 Folding Utility Knife 48-22-1505
```yaml
product: milwaukee-fastback-6-in-1-folding-utility-knife-48-22-1505
brand: Milwaukee
price_gbp: 16.21
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
retractable: true
blade_length: 2.4 in
handle_material: Steel
storage_capacity: 1 blade
```

- **价格:** £16.21 [^14]
- **概述:** This multifunction folding utility knife has a 2.4 in blade, tool-free blade changes, a wire stripper, folding screwdriver, bottle opener, and reversible bit holder. It suits tradespeople, installers, and repair workers who want several jobsite functions in one compact tool.
- **最适合:** With its 2.4 in blade and scoring-focused blade holder, this knife is suited to extensive cutting tasks requiring a relatively large utility-knife blade while also providing quick blade changes and extra storage for one replacement blade.

### OLFA PL-1 18mm Pro-Load Multi-Blade Utility Knife with Auto-Load
```yaml
product: olfa-pl-1-18mm-pro-load-multi-blade-utility-knife-with-auto-load
brand: OLFA
price_gbp: 16.81
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
blade_count: 6
blade_length: 18mm
handle_material: fiberglass-reinforced handle
storage_capacity: 5 additional blades
locking_mechanism: auto-lock blade slide and ratchet blade lock
```

- **价格:** £16.81 [^15]
- **概述:** OLFA PL-1 是一款重型 18mm 美工刀，配备自动装刀系统、免工具换刀功能，并可存放 5 个备用刀片。其加强型手柄和多重锁定功能适合承包商及需要持续切割作业的专业人员使用。
- **最适合:** 这款美工刀适合大量切割作业，因为其 18mm 刀片配有自动装刀系统，可存放 5 个备用刀片，并提供最多 40 个全新的切割刃口。
- **附加来源:** [^16], [^17]

---
## 参考来源
[^1]: OLFA Products, 访问日期 2026-09-13. https://olfaproducts.com/products/18mm-mxp-l-die-cast-aluminum-handle-ratchet-knife
[^2]: Global Industrial, 访问日期 2026-09-13. https://www.globalindustrial.com/p/18mm-aluminum-rubber-grip-ratchet-ratchet-wheel-utility-knife
[^3]: Zoro, 访问日期 2026-09-13. https://www.zoro.com/olfa-olfa-mxp-l-18mm-aluminum-rubber-grip-ratchet-ratchet-wheel-utility-knife-1135529/i/G508664657/
[^4]: OLFA, 访问日期 2026-09-13. https://olfa.com/products/18mm-xl-2-extended-reach-utility-knife
[^5]: Panther East, 访问日期 2026-09-13. https://www.panthereast.com/18mm-la-x-utility-knife-1072198-olfa.html
[^6]: OLFA Products, 访问日期 2026-09-13. https://olfaproducts.com/products/olfa-la-x-design-series-auto-lock-cutter-1
[^7]: National Supply Network, 访问日期 2026-09-13. https://www.nationalsupplynetwork.com/olfa-n-a-dba-world-kitchen-llc-b1913493
[^8]: Sprinkler Warehouse, 访问日期 2026-09-13. https://www.sprinklerwarehouse.com/milwaukee-fastback-compact-folding-utility-knife-48-22-1901
[^9]: Great Lakes Power Tools, 访问日期 2026-09-13. https://greatlakespowertools.com/milwaukee-48-22-1901-fastback-compact-folding-utility-knife/
[^10]: Butler Supply, 访问日期 2026-09-13. https://www.butlersupply.com/milwaukee-tool-48-22-1901-72799-28
[^11]: AF Supply, 访问日期 2026-09-13. https://www.afsupply.com/lenox-20353ssrk1-utility-ssrk1-retractable-knife.html
[^12]: McCoy's Building Supply, 访问日期 2026-09-13. https://www.mccoys.com/shop/p/8393951-052303-31/lenox-20353ssrk1-utility-knife-titanium-blade-straight-handle-white-handle
[^13]: Cobalt Industrial, 访问日期 2026-09-13. https://cobaltindustrial.ca/EN-US/products/lenox-20353ssrk1-lenox-gold-quick-change-retractable-utility-knife-20353ssrk1
[^14]: Lighting Warehouse, 访问日期 2026-09-13. https://www.lightingwarehouse.com/milwaukee-fastback-6in1-folding-utility-knife-48-22-1505
[^15]: OLFA, 访问日期 2026-09-13. https://olfa.com/products/18mm-pl-1-multi-blade-auto-load-utility-knife
[^16]: OlfaProducts, 访问日期 2026-09-13. https://olfaproducts.com/products/olfa-pl-1-pro-load-multi-blade-cutter-1
[^17]: AAA Industrial Supply, 访问日期 2026-09-13. https://aaaindustrialsupply.com/products/olfa-cutter-pro-load-multi-blade-pl-1-model-5021-18mm