Get the replacement screws for those #12 stripped screws, and save yourself a lot of time and money. These self tapping screws are available in packages of 10, 100 and 500! Now available in chrome and black finishes.
Hinge Doctor Mega Screwdriver-screws-etc

Mega screwdriver (Limited stock) Price: $189.99 Quantity in Basket: none	Self drilling, self tapping #14 screws with #12 head. Quantity 100. Price: $79.99 Quantity in Basket: none	Self drilling, self tapping #14 screws with #12 head. Quantity 10 Price: $8.99 Quantity in Basket: none
Self drilling #14 screws, with #12 head for wood frames - 10 pack Price: $8.99 Quantity in Basket: none	100 Pack - Self drilling #14 screws, with #12 head for wood frames Price: $79.99 Quantity in Basket: none	GKL Bridge Starter Kit (with spanner) Price: $36.00 Quantity in Basket: none
GKL Storefront Modification Kit - Coverup kit (Duranotic finish) Price: $93.99 Quantity in Basket: none	GKL Spanner Key Price: $12.00 Quantity in Basket: none	100 pack metal screws. #14 thread with #12 head. Black finish. Price: $79.99 Quantity in Basket: none