The following guns were used in the movie Blood Work
Smith & Wesson Model 627
Terry McCaleb (Clint Eastwood ) carries a Smith & Wesson Model 627 as his sidearm throughout the film.
File:Sw 627pc 8.jpg Smith & Wesson Model 627 .357 magnum
Error creating thumbnail: File missing McCaleb with his Model 627 after shooting at a suspect in the beginning of the movie.
Error creating thumbnail: File missing McCaleb shows his Model 627 to Raymond (Mason Lucero ), and describes it as an "Eight shot Smith & Wesson".
Error creating thumbnail: File missing McCaleb holds his Model 627 on Jasper 'Buddy' Noone (Jeff Daniels ).
File:BW-M627-4.jpg McCaleb with his Model 627 while aboard the ship.
Error creating thumbnail: File missing McCaleb with his Model 627.
Heckler & Koch USP
In the surveillance videos of the murders, the killer appears to use a Heckler & Koch USP in 9mm. This type of handgun is also hinted at as the characters call the hand gun am "H&K 9mm".
Error creating thumbnail: File missing Heckler & Koch USP 9x19mm
Error creating thumbnail: File missing The Killer shoots James Cordell (Mark Thomason ) in a surveillance video from an ATM Machine.
Remington 870 Shotgun
In the second half on the movie, Terry McCaleb (Clint Eastwood ) uses a Remington 870 with synthetic furniture, and extra shotshell holders on the side to shoot at the killer as he flees in the car.
Judging by the foregrip, it looks more like a Mossberg 500 - Swordfish941
Uhhh, no. A Remington 870 can have various pumps, wooden, synthetic, whatever. The ejection port, magazine tube cap, trigger guard, and safety location, and of course various other things show it is without a doubt a Remington 870. - Gunmaster45
Error creating thumbnail: File missing Remington 870 Police Magnum Riot Shotgun 12 gauge
Error creating thumbnail: File missing Terry McCaleb with his Remington 870 in a production still.
Error creating thumbnail: File missing McCaleb pumps his Remington 870.
Error creating thumbnail: File missing McCaleb fires at the Killer's car with his eyes closed.
Error creating thumbnail: File missing McCaleb fires his Remington 870.
Error creating thumbnail: File missing McCaleb's Remington 870 suffers a Stove-pipe malfunction.
Error creating thumbnail: File missing McCaleb reloads his Remington 870.
Smith & Wesson handgun
Detective Jaye Winston (Tina Lifford ) carries what appears to be some kind of Smith & Wesson handgun.
Error creating thumbnail: File missing Wiston draws her Smith & Wesson handgun.
Error creating thumbnail: File missing Wiston's Smith & Wesson locks empty.
Error creating thumbnail: File missing Wiston draws her Smith & Wesson before going into Mrs. Cordell's house.
Unknown AR-15
At the end of the film, Jasper 'Buddy' Noone (Jeff Daniels ) uses some kind of AR-15 type machine gun.
Error creating thumbnail: File missing Noone grabs the AR from the locker.
Error creating thumbnail: File missing Noone fires the AR at McCaleb.
Error creating thumbnail: File missing McCaleb approaches Noone after he dropped his AR.
Error creating thumbnail: File missing Noone aims his AR at McCaleb.