.25 Caliber Brass Jag – Gun Cleaning Jag

20-Pack .25 Caliber Brass Jag

Out of stock

SKU: JG-0001-025-p20

20-Pack .25 Caliber Brass Jag

Out of stock

SKU: JG-0001-025-p20

Packs

Available Options

.25

Out of stock

.375

Out of stock

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⚠️ WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

This .25 caliber brass jag is sized for the .257" groove diameter shared by .25-06 Remington, .257 Roberts, and .250 Savage. The pointed brass tip centers a cleaning patch inside the bore and applies consistent pressure against the rifling grooves. Because brass is softer than barrel steel, the jag passes through without leaving marks. Note: 6.5mm cartridges like 6.5 Creedmoor use a larger 0.264" groove diameter and require a dedicated 6.5mm jag - this .25 cal jag is not a substitute.

The .25-06 remains a favorite flat-shooting deer round across the western states, and the .257 Roberts has a loyal following among handloaders who appreciate its mild recoil. Both cartridges drive bullets at high velocities that deposit copper fouling deep in the rifling. A gun cleaning jag pushes solvent-soaked patches hard enough against the bore walls to reach fouling that a loose-fitting slotted tip simply slides past.

Pair this jag with 1.5" square patches for bore cleaning - that size wraps cleanly around the tip without bunching. Serious shooters use a jag for every step: solvent application, scrubbing passes between brush cycles, dry patches to check progress, and a final oiled patch for storage. If you shoot .25-06 or .257 Roberts, this is the gun cleaning tool that keeps your precision bore performing.

Caliber:

.25-06, .250 Savage, .25 ACP

Product Type:

Jag

Firearm Type:

Pistol, Rifle

Use Case:

Final Patch Cleaning

Jag Material:

Brass

Tip Style:

Pierce

Bore Diameter (in):

0.257

Thread Size:

8-32

Pack Size:

10-Pack, 20-Pack, 3-Pack, 5-Pack, Single

Country of Origin:

Imported (China)

Brand:

GUNNIX

A .25 caliber jag fits all rifles with a 0.257-inch bore: .25-06 Remington, .257 Roberts, .257 Weatherby Magnum, and .250 Savage. Some shooters also use a .25 jag for 6.5mm/.264 caliber chambers since the diameters are close, though a dedicated 6.5mm jag provides a better bore fit.

A jag pushes the patch through centered on a pointed tip - the patch wraps tightly around the jag for maximum bore contact. A loop (slotted tip) threads the patch through a slot and drags it through loosely. Jags clean more effectively per pass but require correct patch sizing and one-direction cleaning. Loops are more forgiving with patch size and allow back-and-forth strokes. For precision rifle work, jags are the better tool.

A 1.25-inch to 1.5-inch square patch typically works for .25 caliber. The right fit offers firm but steady resistance as you push through - you should feel the patch gripping the bore walls without excessive force. If the patch gets stuck, it's too big. If it slides through easily, it's too small. Experiment with one size up and down until you find the snug fit for your specific jag.

No. Brass ranks lower than barrel steel on the hardness scale. The jag slides through the bore without leaving marks. This is why brass is the standard material for cleaning jags - it provides structural strength for pushing patches while remaining softer than the bore surface. Over thousands of cleanings, the jag wears down; the barrel does not.

They serve different functions in the same cleaning session. The bore brush scrubs baked-on fouling loose - it's the aggressive tool. The jag with a patch wipes the bore clean, applies solvent evenly, and gives you visual feedback on bore condition. Typical sequence: solvent patch on jag → brush 5-10 passes → wet patch on jag → dry patches on jag until clean → oiled patch on jag. The jag bookends the process; the brush does the middle.

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