Lot of 7 Vintage Drill Bits Assorted Philips Flat Head High Speed

This is a lot of 7 vintage bits.

Included are:

~ 2 large gray drill bits that feature a twisted metal material and a thinner smooth base for attaching to the drill.

~ A dark gray screwdriver bit that features a flat head on one end and a crosshead at the other end.

~ A gray "High Speed" drill bit that features a twisted metal material and a thinner smooth base for attaching to the drill.

~ A black drill bit made by Bosch in a size 5/16 that features a twisted metal material and a thinner base with a knob for attaching to the drill.

~ A medium gray drill bit that features a twisted metal material and a thinner smooth base for attaching to the drill.

~ A dark-gray drill bit that features a twisted metal material and a thinner silver base for attaching to the drill.

They measure about 4-6" long. 

The items come in acceptable pre-owned condition with a lot of wear.