Kwikset 88485-005- Knobs and Deadbolts, Schlage

They serve two different steps of the same job on Schlage cylinders. The Kwikset 88485-005 is a rekeying tool for Schlage knobs and deadbolts - it is the tool used to change the pinning in the cylinder. The Emtek MS4-KEYBLKC is a key blank in the Schlage C keyway, which is an uncut key to be cut to a code or duplicated. A tool does not cut into a key and a blank does not rekey a cylinder, so the two are not alternatives to each other.

Residential. The 88485-005 is catalogued for residential use, so it suits Schlage knobs and deadbolts on apartments, rentals and single-family doors. A property manager rekeying units between tenants is the typical user; heavy commercial cylinder work is a different class of tool.

Yes, the tool alone won't finish the job. Rekeying a Schlage cylinder means cutting new keys, so you need blanks in the matching keyway. Most residential Schlage knobs and deadbolts run the Schlage C keyway, and the Emtek MS4-KEYBLKC is a Schlage C key blank that pairs with this work. Order enough blanks for every key holder on the unit before you start.

Yes, if the rekeyed cylinders need new keys. The Kwikset 88485-005 is the rekeying tool for Schlage knobs and deadbolts and changes what the cylinder accepts; the keys themselves are cut from a blank matching the keyway, such as the Emtek MS4-KEYBLKC in Schlage C. Property managers rekeying several doors to one key typically order the tool once and blanks in the quantity of keys they intend to hand out.