TWIST RATE BY MANUFACTURER 

This is a partial list.  If you know of a manufacturer that should be on the list, please send us a link,
so that we can include it.

Cartridge Twist Rate

Manufacturer

Millimetres Inches
17 CCM 254 10 Cooper
17 Rem 229 9 Remington 700, 7
17 Rem 254 10 Cooper; Sako; Thompson/Centre Rifle & Carbine
17 Ackley Hornet 254 10 Cooper
17 Mach IV 254 10 Cooper
204 Ruger 254 10 T/C Venture
204 Ruger 305 12 Sako 85; Ruger
22 CCM 356 14 Cooper
22 Hornet 305 12 Thompson/Centre Rifle & Carbine, NEA Handi-Rifle
22 Hornet 356 14 Kimber 82; Savage 24 - V + F, 219, 340; Cooper; Ruger (old)
22 Hornet 406 16 Win 70; Ruger (old); Browning A-Bolt II, 1885; Kimber; Anschutz 1432
22 K-Hornet 305 12 Thompson/Centre Rifle & Carbine
22 K-Hornet 356 14 Cooper
218 Bee 305 12 Thompson/Centre Carbine
218 Bee 356 14 Cooper
221 Fireball 305 12 Thompson/Centre Carbine
221 Fireball 356 14 Cooper; Remington 700 Classic
219 Zipper 356 14 Marlin 336
222 Remington 305 12 Thompson/Centre Carbine and Rifle
222 Remington 356 14 Blaser; Browning; Rem 722,725,700, 600, 40XB,760,788,660; Savage 24-V, 340,112,2400; Sako 75; Sako 85; Win 70,770; Wichita; Colt; Husqvarna; Cooper: Baikal 0/U
222 Remington 406 16 JC Higgins 52, early Sako
22 PPC 305 12 Thompson/Centre Rifle
22 PPC 356 14 Sako Benchrest-Varmint / PPC; Cooper
222 Rem.Mag 305 12 Sako
222 Rem.Mag 356 14 Blaser; Browning; Rem 722,700,40-XB,Husqvarna, Sako
222 Rem.Mag 394 15.5 Sako/1972
223 Remington 178 7 Colt; Ruger Mini-14; Eagle Arms Eagle Eye; H&K SL8
223 Remington 203 8 Bushmaster Predator and DCM; Eagle Arms Golden Eagle, Armalite; Sako 75; Sako 85
223 Remington 229 9 Bushmaster (All rifles except Predator and DCM models);Blaser; Colt; Win 70 HBV; Savage 110, 112, 116; Steyr Aug-SA; Eagle Arms Std models; Savage; Win 70; Ruger
223 Remington 254 10 Blaser; Ruger Mini 14
223 Remington 305 12 Blaser; Colt Bolt Action, AR-15; Remington 760, 700, 788, 7; H&R; Sako 85; Savage 340; Winchester 70; T/C Contender, T/C Venture, T/C Encore & Rifle; Ruger; NEA Handi-Rifle, Howa; CZ; Baikal O/U
223 Remington 356 14 Remington 40-XB; Husqvarna; Savage 24-F+V, 340; Wichita; Weatherby Vanguard; Cooper
224 Weatherby Magnum 356 14 Weatherby
5.6 x 50 R Magnum 305 12 Blaser
5.6 x 50 R Magnum 350 13.75 Baikal O/U
5.6 x 52 R 270 10.6 Blaser
5.6 x 57 250 9.8 Blaser
5.6 x 57 R 250 9.8 Blaser
5.6 x 50 Magnum 305 12 Blaser
225 Winchester 356 14 Win 70, 670; Savage 340, 24-F.
22-250 Rem. 305 12 Sako; Savage 110, 112; T/C Rifle; T/C Venture
22-250 Rem. 356 14 Blaser; Browning; Rem. 700,788,40-XB; Savage 99,110,112-V; H&R; Husqvarna; Ruger ; Win. 70, 770; Mossberg; Weatherby; Sako 75 / 85, Zastava
220 Swift 305 12 Savage 112; Thompson/Centre Rifle
220 Swift 356 14 Blaser; Win. 70; Rem. 700; Ruger (old); FN; Savage 112-V
220 Wea Rocket 356 14 Weatherby
6 TCU 254 10 Thompson/Centre Carbine and Rifle
6 x 45 305 12 Cooper
6 PPC 254 10 Thompson/Centre Rifle
6 PPC 356 14 Sako; Ruger (old)VT
6 PPC -USA 305 12 Blaser
6 x 47 305 12 Cooper
6 x 47mm 305 12 Remington 40-XB
6 x 47mm 356 14 Remington 40-XBBR
243 Winchester 229 9 Remington 660,700,788 (1969); Ruger
243 Winchester 232 9.125 Remington 700,7400, 7600, 7
243 Winchester 235 9.25 Savage (present)
243 Winchester 254 10 Blaser; Browning; Colt; FN; Harrington and Richardson models 300,308,360; Husqvarna; Mannlicher Schoenauer; Musketeer; Mossberg 800; Remington 700; 40-XB; Savage 99,110,111,112-V,116(old); Sako 75 / 85 & Lever Actions; Schultz & Larsen; Stevens 110; Winchester 70,88,100,670,770; JC Higgins 51-L; Ruger (old); Wichita; Weatherby Vanguard; Thompson/Centre Rifle; T/C Venture; Zastava
243 Winchester 305 12 Steyr SSG-PII
244 Remington 254 10 Remington 700
244 Remington 305 12 Remington 722,760,740,725,40-XB; Sako
6mm B.R. Norma 203 8 Blaser
6mm Remington BR 356 14 Remington 40-XBBR
6mm Remington 229 9 Blaser; Remington 600,700,742,760,660; Browning B-78; Ruger (old)
6mm Remington 229 9 Remington 700,4,6,7,7400,7600, Zastava
6mm Remington 254 10 Remington 40-XB; Schultz and Larsen; Ruger (old); Browning
6mm International 305 12 Remington 40-XB
240 Weatherby 241 9.5 Weatherby Mark V
6 x 62 Freres 254 10 Blaser
6 x 62 R Freres 254 10 Blaser
6 x 70 R 254 10 Blaser
256 Winchester 254 10 Thompson/Centre Carbine
256 Winchester 356 14 Marlin 62
25-35 Winchester 254 10 Thompson/Centre Carbine, Winchester Model 94
25 TCU (25 U galde) 254 10 Thompson/Centre Carbine and Rifle
250 Savage 241 9.5 Weatherby
250 Savage 254 10 Savage 99,110; Remington 700; Ruger (old)
257 Roberts 241 9.5 Browning A-Bolt II
257 Roberts 254 10 Remington 722,760,700; Winchester 70; Ruger; Thompson/Centre Rifle
25/06 Remington 254 10 Blaser; Remington 700, 40-XB; Ruger; Browning; Sako 75 / 85; Winchester 70; Savage 110,112; Thompson/Centre Rifle; Marlin; Zastava; T/C Venture
257 Wea Magnum 241 9.5 Weatherby (current)
257 Wea Magnum 254 10 Blaser
257 Wea Magnum 305 12 Weatherby (old)
257 Wea Magnum 356 14 Mannlicher-Schoenauer
260 Remington 203 8 Ruger (old); Sako 85
260 Remington 229 9 Remington 700, Savage; Sako 75
260 Remington 254 10 Browning
6.5 TCU 203 8 Thompson/Centre Carbine and Rifle
6.5 Creedmoor 203 8 Ruger
6.5 M. Sch. 210 8.25 Mannlicher-Schoenauer
6.5 x 55 SE 200 7.9 Winchester 70
6.5 x 55 SE 203 8 Husqvarna; Remington 700 (1994); Thompson/Centre Rifle, Ruger (old); Sako 75 / 85
6.5 x 55 SE 210 8.25 Schultz & Larsen
6.5 x 55 SE 220 8.66 Blaser; Baikal O/U
6.5 x 55 SE 229 9 Remington 40-XB, Zastava
6.5 x 57 R 200 7.9 Blaser
6.5 x 57 200 7.9 Blaser, Zastava
6.5 x 65 R RWS 200 7.9 Blaser
6.5 x 65 RWS 200 7.9 Blaser
6.5 - 284 Norma 220 8.66 Blaser
6.5 x 68 R 250 9.8 Blaser
6.5 x 68 250 9.8 Blaser
6.5 Rem Mag 229 9 Remington 600,660,700; Ruger (old)
6.5 x 68mm 279 11 Mannlicher-Schoenauer
264 Win. Mag 203 8 Thompson/Centre Rifle
264 Win. Mag 229 9 Blaser; Browning; FN; Husqvarna; Musketeer; Remington 700; Savage 110; Sako; Schultz & Larsen; Winchester 70,670,770; Zastava
264 Win. Mag 254 10 Colt; Mannlicher-Schoenauer
6.8 SPC 254 10 Bushmaster
270 Winchester 229 9 Mannlicher-Schoenauer
270 Winchester 241 9.5 Husqvarna
270 Winchester 254 10 Blaser; Browning; FN; Harrington & Richardson 300; High-Standard; J.C. Higgins 50,51,51-L; Husqvarna; Musketeer; Remington 700,721,760,725,7400,7600, 4, 6; Savage 110,114,116; Sako 75 / 85; Schultz & Larsen; Winchester 70, 670,770; Ruger; Mossberg; Marlin 455; Wichita; Weatherby MarkV; Vanguard; Magnum Research Mountain Eagle, (Sako-Krieger-Bell and Carson); Thompson/Centre Rifle, Zastava, Musgrave
270 Winchester 305 12 T/C Venture
270 WSM 254 10 Blaser; Winchester 70, Browning; Sako 75 / 85
270 WSM 305 12 T/C Venture
270 Wea Magnum 241 9.5 Weatherby Mark V
270 Wea Magnum 254 10 Blaser; Weatherby Vanguard; Browning BAR Mark II; Winchester
270 Wea Magnum 305 12 Weatherby (old)
7 TCU 229 9 Thompson/Centre Rifle and Carbine
7 x 30 Waters 229 9 Thompson Centre Carbine
7 x 30 Waters 241 9.5 Winchester 94
7mm-08 Remington 229 9 T/C Rifle, T/C Venture
7mm-08 Remington 241 9.5 Blaser; Browning 81, BLR, A-Bolt II; Sako 75 / 85; Savage (present); Ruger
7mm-08 Remington 254 10 Remington 7,788,700; Winchester 70; Savage 110
7 x 64 Brenneke 220 8.66 Blaser, Zastava
7 x 64 Brenneke 229 9 Thompson/Centre Rifle
7 x 64 Brenneke 254 10 Sako 75 / 85
7 x 57 R 220 8.66 Blaser; Baikal O/U
7 x 57mm 203 8 Ruger (old)
7 x 57mm 216 8.5 Winchester 70 (post 64)
7 x 57mm 221 8.7 FN, Zastava
7 x 57mm 222 8.75 Winchester 54,70 (pre '64); Ruger (old)
7 x 57mm 229 9 Mannlicher-Schoenauer; Thompson/Centre Rifle
7 x 57mm 235 9.25 Remington 700
7 x 57mm 241 9.5 Ruger (old); Savage 110
7 x 57mm 254 10 Winchester 70
7 x 65 R 220 8.66 Blaser; Baikal O/U
7mm Express 235 9.25 Remington 700, 4, 7400
280 Remington 229 9 Magnum Research Mountain Eagle; Thompson/Centre Rifle
280 Remington 235 9.25 Remington 760, 740, 742, 700, 721, 725, 7400, 7600
280 Remington 241 9.5 Ruger; Savage 110
280 Remington 254 10 Blaser; Winchester 70; Browning A-Bolt II; Sako; T/C Carbine; T/C Venture
284 Winchester 222 8.75 Ruger (old)
284 Winchester 254 10 Browning A-Bolt, 81 BLR; Savage 99; Winchester 88,100
7mm SAUM 235 9.25 Remington Model Seven
7mm WSM 241 9.5 Winchester 70, Browning
7mm RUM 235 9.25 Remington 700
7 x 61 Sharpe & Hart 254 10 Schultz & Larsen
7mm Dakota 254 10 Dakota Arms
7mm Rem.Mag 229 9 Husqvarna; Remington 40-XB, 700(1969); Magnum Research Mountain Eagle; Thompson/Centre Rifle
7mm Rem.Mag 235 9.25 Remington 700; Savage 110, 111,112, 114, 116; Sako; Winchester 70,770; Ruger No1; Mossberg; Browning A-Bolt II, 81 BLR; Weatherby Mark V
7mm Rem.Mag 241 9.5 Blaser; Ruger; Savage (present); Sako 75 / 85
7mm Rem.Mag 254 10 Browning; FN; Harrington & Richardson 300; Musketeer; Schultz & Larsen; Browning BAR Mark II, Weatherby Vanguard; Zastava; T/C Venture
7mm Wea Magnum 235 9.25 Remington 700
7mm Wea Magnum 241 9.5 Weatherby Mark V (present)
7mm Wea Magnum 254 10 Weatherby (1965)
7mm Wea Magnum 305 12 Weatherby (old)
7mm STW 229 9 Remington 700, Winchester 70
7mm STW 241 9.5 Blaser; Ruger (old); Savage
30 M1 Carbine 254 10 Thompson/Centre Carbine
30 M1 Carbine 406 16 30 U.S. Govt. Carbine; Universal
30 M1 Carbine 508 20 Marlin 62; Ruger (old)
7.62 x 39mm 240 9.45 Baikal O/U
7.62 x 39mm 254 10 Thompson/Centre Rifle
7.62 x 39mm 305 12 Colt; Ruger (old)
7.62 x 53R 300 11.8 Baikal O/U
7.62 x 54R 240 9.45 Baikal O/U
30 TC 254 10 T/C Venture
30 Herrett 254 10 Thompson/Centre Carbine
30-30 Winchester 254 10 Marlin 336; Remington 788; Thompson/Centre Carbine
30-30 Winchester 305 12 Marlin 336; Savage 24, 170, 340, 219; Winchester 64, 94, 66; Mossberg 479, 679
30 Remington 305 12 Remington 81, 141
30 R Blaser 279 11 Blaser
300 Savage 254 10 Remington 81, 722, 760; Savage 110
300 Savage 305 12 Savage 99
30-40 Krag 254 10 Ruger (old), Winchester 95
307 Winchester 305 12 Winchester 94
308 Marlin Express 254 10 Marlin
308 Marlin Express 305 12 Marlin
308 Winchester 254 10 Colt; J.C. Higgins 51-L; Mannlicher Shoenauer; Marlin 455; Musketeer; Remington 722, 740, 742, 760, 700, 40-XB, 788, 660, 600, 7400, 7600, Four, Six, Seven; Schultz & Larsen; Ruger; Wichita; Savage 99, 110, 112, 116 (present); Weatherby Vanguard; Steyr SSG-PIV; T/C Rifle; T/C Venture
308 Winchester 279 11 Blaser; Sako 75 / 85
308 Winchester 305 12 Browning 81 BLR, BAR Mark II, A-Bolt II; Colt; FN; High Standard; J.C. Higgins 50, 51, 51-L; Harrington & Richardson 300, 308; Husqvarna; Mossberg 800; Savage 99, 100, 110, 2400; Sako Bolt Action and Lever Action (old); Winchester 70, 88, 670, 770; Steyr SSG-PI, PII, PIII; Stevens 110, 100; Remington 700, 40-XC.; Springfield Armory M1A; Zastava; Baikal O/U
30-06 254 10 Browning 81 BLR, BAR Mark II, A-Bolt II; Colt; FN; High Standard; J.C. Higgins 50, 51, 51-L; Harrington & Richardson 300;  Mannlicher Shoenauer; Marlin; Musketeer; Remington 721, 725, 740, 742, 760, 700, 40-XB, 7400, 7600; Schultz & Larsen; Ruger; Wichita; Savage 110, 114, 116 (present); Sako (old); Weatherby Vanguard, Mark V; Stevens 110; Winchester 70, 670, 770; Mossberg; Magnum Research Mountain Eagle; Thompson/Centre Rifle; T/C Venture; Zastava; Baikal O/U
30-06 279 11 Blaser; Sako 75 / 85
30-06 305 12 Husqvarna; Remington 700 Varmint (old); Browning 78; Sauer 90
300 H&H Magnum 254 10 Browning; Remington 721; Sako (old); Winchester 70
300 WSM 254 10 Winchester 70; Browning; Savage; T/C Venture
300 WSM 279 11 Blaser; Sako 75 / 85
300 SAUM 254 10 Remington Model Seven
308 Norma Magnum 254 10 Musketeer; Schultz & Larsen
308 Norma Magnum 305 12 Browning; Husqvarna
30-338 254 10 Remington 40-XB
300 RUM 279 11 Blaser
300 Win Mag 254 10 Browning BAR Mark II, A-Bolt II; FN; Harrington & Richardson 300; Musketeer; Remington 700, 40-XB; Wichita; Savage 110, 112, 114, 116; Sako 75 (old); Weatherby Vanguard, Mark V (new); Winchester 70, 670, 770; Magnum Research Mountain Eagle; Thompson/Centre Rifle; T/C Venture; Ruger; Zastava
300 Win Mag 279 11 Blaser; Sako 85
300 Win Mag 305 12 Husqvarna
300 Wea Magnum 241 9.5 Weatherby Mark V (current)
300 Wea Magnum 254 10 Weatherby Vanguard (current); Sako (old); Winchester 70; Remington 700
300 Wea Magnum 279 11 Blaser
300 Wea Magnum 305 12 Weatherby (old); Remington 700 (current); Sauer
300 RUM 254 10 Remington 700; Savage
30-378 Weatherby 254 10 Weatherby Mark V
300 Dakota 254 10 Dakota Arms
32 H&R Magnum 254 10 Thompson/Centre Carbine
32-20 Winchester 254 10 Thompson/Centre Carbine
32-40 Winchester 406 16 Thompson/Centre Rifle
32 Remington 356 14 Remington 81, 141
32 Winchester Special 406 16 Marlin 336; Winchester 64, 94
8 x 57 J 240 9.5 Blaser
8 x 57 JS 240 9.5 Blaser; Sako 85, Zastava
8 x 57 JRS 240 9.5 Baikal O/U
8 x 64 S 240 9.5 Blaser
8 X 75 RS 240 9.5 Blaser
8 x 68S 279 11 Mannlicher Schoenauer; Blaser
8mm Rem Mag 254 10 Remington 700
330 Dakota 254 10 Dakota Arms
8.5 x 63 254 10 Blaser
8.5 x 63 R 254 10 Blaser
338-06 A-Square 254 10 Weatherby Mark V
338 Federal 254 10 Sako 85; Ruger
338 Win Mag 254 10 Blaser; Weatherby, Vanguard, Mark V; Mannlicher Schoenauer; Savage 110, 116 (present); Winchester 70; Ruger; Sako 75 / 85;  Mossberg; Remington 700; Weatherby; Vanguard; Browning A-Bolt II; Magnum Research Mountain Eagle; T/C Rifle; T/C Venture
338 Win Mag 305 12 Browning BAR Mark II; Sako (old)
340 Wea Magnum 254 10 Weatherby Mark V
338 Lapua Magnum 254 10  Blaser; Sako TRGS
338 Lapua Magnum 305 12 Sako TRGS
338-378 Weatherby 254 10 Weatherby Mark V
338 RUM 254 10 Remington 700
348 Winchester 305 12 Winchester 71
35 Remington 305 12 Savage 170
35 Remington 356 14 Thompson/Center Carbine
35 Remington 406 16 Marlin 336, Remington 81, 141, 600 760
356 Winchester 305 12 Winchester 94
358 Winchester 254 10 Mannlicher-Schoenauer
358 Winchester 305 12 Savage 99; Schultz & Larsen; Winchester 70, 88, 100; Ruger
358 Winchester 406 16 Ruger (old)
35 Whelen 356 14 Thompson/Center Rifle
35 Whelen 406 16 Remington 700, 7400, 7600; Ruger (old)
350 Remington Magnum 406 16 Remington 600, 660, 700; Ruger (old)
358 Norma Magnum 305 12 Husqvarna; Schultz & Larsen
9 x 53R 240 9.45 Baikal O/U
9.3 x 62 360 14.2 Blaser; Sako 75 / 85; Zastava
9.3 x 64 360 14.2 Blaser
9.3 x 66 Sako 356 14 Sako 75 / 85
9.3 x 74 R 360 14.2 Blaser; Baikal O/U
375 Winchester 305 12 Winchester94; Marlin 375; Savage 99; Ruger (old); Thompson/Center Carbine and Rifle
375 H&H Magnum 305 12 Blaser; Remington 700; Winchester 70; Ruger (old); Sako 75 / 85; Browning A-Bolt II; Weatherby Mark V; Remington 700 Custom; Thompson/Center Rifle; Savage
375 H&H Magnum 356 14 Browning (old); Zastava
375 Wea Magnum 305 12 Weatherby
375 RUM 305 12 Remington 700
375 Dakota 305 12 Dakota Arms
378 Wea Magnum 305 12 Weatherby Mark V
38-55 Winchester 305 12 Thompson/Center Carbine and Rifle
38-55 Winchester 457 18 Ruger (old); Marlin 336 Cowboy
404 Dakota 356 14 Dakota Arms
404 Jeffery 420 16.5 Blaser
10.3 x 60 R 450   Blaser
41 Magnum 470 18.5 Marlin 1894
416 Rem Mag 356 14 Blaser; Remington 700; Winchester 70; Sako; Thompson/Center Rifle
416 Rem Mag 419 16.5 Ruger (old)
500/416 N.E. 3.25 356 14 Blaser
416 Dakota 356 14 Dakota Arms
425 Express 254 10 Savage 116 SA
44 Magnum 508 20 Thompson/Center Carbine
44 Magnum 965 38 Ruger (old); Marlin 336, 1894; Remington 788; Winchester 94; Browning 92
44 S&W Special 965 38 Marlin
444 Marlin 508 20 Marlin
444 Marlin 965 38 Marlin 336; 444S
450 Marlin 508 20 Marlin 1895M
45 Win Mag 406 16 Thompson/Center Carbine
45-70 356 14 Thompson/Center Carbine
45-70 508 20 Ruger (old); Marlin; Browning B-7, 1885; Thompson/Center Rifle
45-70 559 22 Navy Arms
450 Bushmaster 610 24 Bushmaster 450 rifle and carbine.
450 Dakota 356 14 Dakota Arms
458 Win Mag 356 14 Blaser; Remington 700; Winchester 70; Ruger (old); Savage; Zastava
458 Win Mag 381 15 Mannlicher-Schoenauer
458 Win Mag 419 16.5 Browning; Savage 116SE
458 Win Mag 457 18 Sako
458 Lott 356 14 Blaser
460 Wea Magnum 406 16 Weatherby Mark V