🔪 Cut like a pro, every time — don’t get left behind!
The OLFA 18mm Heavy-Duty Utility Knife (L-1) features a razor-sharp Japanese tool steel snap-off blade with 8 segments, a custom ratchet locking system for precise cutting depth, and a rugged high-impact ABS handle reinforced with stainless steel. Designed for industrial and construction use, it delivers reliable, safe, and versatile cutting performance across multiple tough materials.

| Material | Plastic, carbon tool steel |
| Brand | OLFA |
| Color | Standart |
| Item Length | 18 Millimeters |
| Handle Material | Abs,Plastic,Rubber,Stainless-steel,Steel |
| Blade Material | Stainless Steel |
| Item Weight | 2.5 Ounces |
| Style | Fine |
| Manufacturer | OLFA |
| UPC | 091511600049 091511200195 |
| Global Trade Identification Number | 00091511200195, 00091511600049 |
| Item Weight | 2.5 ounces |
| Item model number | 5003 |
| Is Discontinued By Manufacturer | No |
| Material Type | Plastic, carbon tool steel |
| Number of Items | 1 |
| Size | 6"L x 3"W x 1.5"H |
| Manufacturer Part Number | 5003 |
D**B
Nice quality
Blade doesn’t have any play when tightened like other knife’s, and it can be as long as you need it
B**G
Compact yet effective for cutting through cardboard
Easy to hold and switch blades!
K**N
Good multi-purpose work knife.
This has a knob to lock in the length of the blade. The blades are very sharp and can keep the sharp edge a little longer than other knives.
R**.
Great tool.
This is a great utility knife. It has a good weight. It feels solid. I've had it for over a year and use it all the time. The blades last pretty well, but you will need more if you use it much. Buy extra blades. Great tool.
N**N
Best knife ever!
I had one of these when I was studying graphic design in college about 20 years ago. It's still working, but I decided to upgrade to get 20 more years out of this fabulous tool! 100/100 ⭐️
T**P
Very sturdy
Very sturdy construction, useful for cutting thick cardboard.
R**H
HIGH QUALITY GREAT PRICE.
This is in the top drawer of my toolbox. I have never again used my old utility knives.
N**H
Great blade that doesn't slip
I bought two styles of OLFA utility knives, this one, the OLFA 5003 L-1, and also the OLFA 1072198 LA-X. All the other knives I've had will slip when trying to cut through thick and dense material. This one can be set to exactly the depth you want, and when you tighten the wheel, it will not slip while cutting even the hardest material. I also bought a package of OLFA 9009 L-SOL 18mm Heavy-Duty Solid Blade because it's easier to cut through two inch EPS rigid insulation. The other OLFA knife I bought is also nice and very well made. it has detents and sometimes slips when trying to cut through something hard. I don’t use it extended all the way for heavy materials (for that I use the 5003). It comes with an LBB ultra-sharp blade that I like (black in color). I think I will order a replacement package of those.
P**S
Es la primera vez que compro Olfa y después de probarlo un par de veces me parece un producto de muy buena manufactura, al tacto se siente muy bien
B**R
Good 👍 knife
ع**ل
sharp and good quality
T**S
Klasse. Sehr stabil und gut verarbeiter. Einhandbedienung möglich. Gerne wieder.
P**O
robusto ed essenziale, un vero attrezzo da cantiere. Mi è gia caduto dal primo piano ma non si è fatto niente
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