What a beautiful little keychain knife (what with Xmas coming up too!) The Rike Knife Damascus Hummingbird Mini Flipper Knife. The overall construction is impressive: The flipper is made with a damascus steel blade, titanium handle, and ceramic ball bearing washer system. It weighs 17 grams and comes in four different colours.
Specs
Blade: Damasteel
HRC: 58–59
Blade style: Drop-point
Grind: Flat
Handle: Titanium
Frame lock
Manual opening with flipper tab
Ceramic ball bearing washers
Pocket clip for right-handed tip-up carry
Lanyard hole
Handle thickness: 0.3 in (0.8 cm)
Blade thickness: 0.09 in (2.3 mm)
Blade length: 1.5 in (3.8 cm)
Closed length: 2.25 in (5.7 cm)
Overall length: 3.75 in (9.5 cm)
Weight: 0.6 oz (17 g)
http://www.rikeknife.com/page144.html?product_id=460
Available on Massdrop US$74.99(Nov 2017)