The demi-culverin was a medium

cannon A cannon is a large- caliber gun classified as a type of artillery, which usually launches a projectile using explosive chemical propellant. Gunpowder ("black powder") was the primary propellant before the invention of smokeless powder ...

similar to but slightly larger than a

saker Saker may refer to: * Saker falcon (''Falco cherrug''), a species of falcon * Saker (cannon), a type of cannon * Saker Baptist College, an all-girls secondary school in Limbe, Cameroon * Grupo Saker-Ti, a Guatemalan writers group formed in 1947 * ...

and smaller than a regular

culverin A culverin was initially an ancestor of the hand-held arquebus, but later was used to describe a type of medieval and Renaissance cannon. The term is derived from the French "''couleuvrine''" (from ''couleuvre'' "grass snake", following the La ...

developed in the late 16th century.''Artillery through the ages''
/ref> Barrels of demi-culverins were typically about long, had a

calibre In guns, particularly firearms, caliber (or calibre; sometimes abbreviated as "cal") is the specified nominal internal diameter of the gun barrel bore – regardless of how or where the bore is measured and whether the finished bore match ...

of and could weigh up to . It required of

black powder Gunpowder, also commonly known as black powder to distinguish it from modern smokeless powder, is the earliest known chemical explosive. It consists of a mixture of sulfur, carbon (in the form of charcoal) and potassium nitrate (saltpeter). Th ...

to fire an

round shot A round shot (also called solid shot or simply ball) is a solid spherical projectile without explosive charge, launched from a gun. Its diameter is slightly less than the bore of the barrel from which it is shot. A round shot fired from a la ...

(though there were heavier variants firing or round shot). The demi-culverin had an effective range of . Demi-culverins were valued by generals for their range, accuracy and effectiveness. They were often used in sieges for wall and building demolition.

References

Cannon {{artillery-stub