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Heavy Duty Japan 18mmx0.5mm SK-5 Blade Ratchet-Lock Utility Knife Vinyl Signage Cardboard Cutter

ITEM ID: 200118
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  • Description
  • Reviews
Japan brand 18mm popular multipurpose heavy duty cutter Made in China.
Contoured ABS handle and ratchet wheel blade lock
Easy, tool-free blade change
Snap-off a dull blade and instantly get a new sharp fresh point
Ideal for General cutting, signage, vinyl, paper, cardboard, shrink-wrap, etc.
The beauty of this knife is the excellent performance of the blades which has following advantage:
8-segment 18mm length 0.5mm thickness snap-off blade
Made from high-quality SK-5 tool steel
Exact 59 degree edge angle optimizes cutting power and minimizes blade breakage

Following is the testing result of this knife blade with Stanley same model knife blade FYI:
Ref# Stanley SKU# NA-LCSL Model# Product Description Testing Machine Testing Mode Stanley Sharpness NA-LCSL Sharpness Stanley Durability NA-LCSL Durability
1 Utility Blade Utility Blade Utility Blade Knife & Blade Cutting Test Machine Initial Cutting Performance 39.49 45.36 131.25 179.26

Q & A
Q: What's SK-5 steel? Why use a SK-5 steel to make a blade?
The sk-5 high carbon steel blade is of the highest quality for making blades. It is the Japanese equivalent to American 1080. It is hard steel that makes it create high quality blades and tools. Sk5 high carbon steel gives a knife the ability to cut through practically anything. It is very tough steel. It has a hardness of Rc 65. It produces a mixture of carbon rich martinsite with a few un-dissolved carbides. This steel is essential to creating the perfect blades for your use. The extra carbide will increase the abrasion resistance and lets the steel attain an ideal balance of good blade toughness. It also gives excellent edge binding ability.
Average rating: 5.0
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