The best Retractable Knife

FEATURES:
.Retractable blade offers variable cut depth
.Rapid Load™ blade changing system for quick blade changes
.Folding feature for quick and easy one-handed opening/closing
.Blade storage for convenient access to new blades
.Rugged metal body for long tool life
.Blades locks in 4 extended positions
.Quick-change mechanism
.Anodized aluminum handle
.Accepts all standard utility blades

SPECIFICATIONS:
.Brand Name:WorkPro
.Item Weight:5.6 ounces
.Product Dimensions: 6.6 x 3.3 x 1.7 inches
.Item model number:W011007A
.Color:Blue
.Manufacturer Part Number:W011007A

conclusion:
This product is to good.you buy this following this link:

//ws-na.amazon-adsystem.com/widgets/q?ServiceVersion=20070822&OneJS=1&Operation=GetAdHtml&MarketPlace=US&source=ss&ref=as_ss_li_til&ad_type=product_link&tracking_id=myo050-20&marketplace=amazon&region=US&placement=B015W3BSHI&asins=B015W3BSHI&linkId=4ecd3626fc4e7c643e5f996584c51bdb&show_border=true&link_opens_in_new_window=true