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Colt Detective Special

The Colt Detective Special is a six-shot, carbon steel framed, 2-inch (5.1 cm) or 3-inch (7.6 cm) barreled, double-action revolver, and the first example of a class of firearms known as "snubnose revolvers". Made by Colt's Manufacturing Company, this model revolver, as the name "Detective Special" suggests, was intended to be a concealed weapon used by plainclothes police detectives.

Detective Special

United States

First Series: 1927–1946
Second Series: 1947–1972
Third Series: 1973–1986
Fourth Series: 1992–1996

Fitz Special
Banker's Special
Commando Special
SF-VI/DS-II
Colt Magnum Carry

21 oz (600 g)

6+34 in (17 cm) (2-inch barrel), 7+34 in (20 cm) (3-inch barrel)

2 in (5.1 cm), 3 in (7.6 cm)

Fixed open sights

Introduced in 1927,[1] the Detective Special was the first short-barreled revolver produced with a modern swing-out frame. It was designed from the outset to be chambered for higher-powered cartridges such as the .38 Special, considered to be a powerful caliber for a concealable pocket revolver of the day. The Detective Special uses a slightly smaller frame than the Colt Official Police or Smith & Wesson Model 10 (K-Frame) revolvers, but is larger than the five-shot Smith & Wesson Model 36/Model 38/Model 42 (J-frame) revolvers.[2]


Although the Detective Special proved to be an instant success when first introduced,[3] lackluster sales saw the elimination of the Detective Special from the product line in 1996.[4]

Calibers and finishes[edit]

The Detective Special was initially available in both bright blued and nickel finishes; a stainless steel finish replaced the nickeled option during the Fourth Series. For the Second Series, caliber options were .32 New Police, .38 New Police, and .38 Special; only .38 Special was offered for the other Series models. The standard barrel length was 2 inches (5.1 cm), but also a (rare) 3-inch (7.6 cm) barrel was offered during the Second and Third Series.[2]

Submodels and variants[edit]

One early variant based on the DS frame was the Colt Banker's Special. First produced in 1928, it was chambered in .38 Colt New Police (.38 S&W) and .22 Long Rifle. Few were made, particularly in .22LR caliber. The Banker's Special was popular with railway clerks, who often carried them on mail and parcel freight trains prior to World War II. During World War II production was discontinued, and the type was not revived following the war's end.


The Colt Commando Special was a version of the Detective Special with a matte finish and rubber grips; produced from 1984 to 1986, it was chambered in .38 Special and weighed 21.5 oz (610 g).


During the Fourth Series production run of 1992 to 1996, Colt offered the Detective Special with an optional de-spurred 'bobbed' hammer and double action only lockwork, direct from the factory. The DAO or 'Bobbed Hammer' Detective Special was otherwise the same as the standard Fourth Series Detective Special.[10]


In 1997, Colt released the SF-VI/DS-II (Small Frame, 6 round/Detective Special 2) is a Detective Special with a stainless steel frame and simplified for easier manufacturing in both .38 Special and .357 Magnum. In 1999, the .357 Magnum version of the SF-VI/DS-II was renamed the Colt Magnum Carry, this model was only produced for a year before the entire production of Colt revolvers (excluding the Colt Python) ceased in 2000. Therefore, ultimately ending the Detective Special line.[11][12]

Ammunition[edit]

Interest has arisen over the use of higher-pressure (+P) .38 Special ammunition in the Detective Special. In their more recent owners manuals, Colt authorized limited use of +P ammunition in steel-framed revolvers (including earlier versions), citing 2000 to 3000 rounds before recommending the gun be returned to the factory for inspection.[13] Many believe that this was due to potential liability rather than engineering requirements, as the standard pressure ammunition of yesteryear was about the same pressure as modern +P ammunition. SAAMI lowered the pressures in 1972.[2]

Usage[edit]

Due to the good concealment qualities of the revolver, the Colt Detective Special was used as a weapon mostly by plainclothes police detectives, though it was also a popular off duty and backup firearm for uniformed police officers.[2] It was used by bodyguards for personal defense and shooting sports.


The Colt Detective Special was a popular weapon before the semi-automatic pistol replaced the revolver in many police departments, government agencies, and militaries. Myanmar Police Force and some other countries are still using them as officers' sidearms.

Replacement[edit]

Designated as the "9.65mm handgun", the Detective Special was used by the military police officers of the Japanese Self-Defense Forces along with the M1911 pistol designated as the "11.4mm handgun", replaced by the Minebea P9 semi-automatic pistol, the Japanese license-made SIG Sauer P220. A small number were used in some prefectural police headquarters of Japan including the Tokyo Metropolitan Police Department.[14]


The six-shot Colt Detective Special was the standard issue sidearm of Crime Wing inside Hong Kong Police Force, replaced by SIG Sauer P250 after years of use.


The Colt Detective Special was the first revolver issued to French customs agents, meant to replace the old Browning 10/22 and MAB D pistols. They were used from 1975 to 1988, being progressively replaced by Smith & Wesson revolvers (mostly the S&W model 13) along with French Manurhins and the Sig Sauer SP 2022 in 2005.

 [15] US Military Assistance Program 604 in 1978

Indonesia

 

Baltimore City Police Department

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Colt Agent

Smith & Wesson Model 36

The Snubnose Files

Ballistics By The Inch tests including the Colt Detective Special.