Ring spanners - standard articles and custom-made products

Due to the ring-shaped enclosure of the drive profiles, ring wrenches are characterized by a particularly firm grip and efficient power transmission. Our ring wrenches are made of high-quality chrome vanadium steel or a special steel. The surface treatment is then carried out either by phosphating, chrome plating or nickel plating the ring wrenches. All ring wrenches can be ordered individually as well as in sets. In addition to our standard articles, we also design and manufacture special ring wrenches according to individual customer requirements as custom-made products.

Catalog Ring Spanners

Standard ring spanners assortment for any application

Our ring spanner assortment from CARL WALTER consists of the following product groups:

- Double ended ring spanners

- Open ended ring spanners
- Double ended ring spanners for exterior TX head screws
- Starter and block spanners
- Heavy duty single ended offset ring spanners
- Slugging ring wrenches
- Ring extensions

Special ring spanners for custom requirements

Particularly demanding bolting applications require special ring wrenches. In close coordination with our customers, we design and manufacture special ring wrenches according to individual requirements. The individual special designs greatly optimize processes in industry and trade.

An excerpt from our range of ring spanners

Below you will find an insight into our standard range of ring spanners.
The complete product range as well as detailed item descriptions can be found in our catalog.

Special ring spanners

BOLTMAX

Special dimensions

Surfaces according to customer requirements

Private Label

Batch size 1 to series production

Special size and types

Factory certification (EN 10204)

Special ring spanner

The special ring spanner with extended tube was designed for a special customer application and enables countering when tightening screwed connections even under tight screw conditions.
Ident.-No. Size Surface Material
003802415024 270 mm Phosphated Chrome vanadium steel

Special ring spanner

Special ring extension

Double ended ring spanner

The range of double ended ring spanner includes, among others, s, standard double ended ring spanners in straight as well as offset design or double ended ring spanners for TX screws.

Open ended ring spanner 370 C

The chrome-plated open ended ring spanner 370C made of chrome vanadium steel with smoothly grinded heads is especially suitable for union nuts and tube lines. The open ended ring spanner is available in wrench sizes from 8x10 mm to 30x32 mm.

Ident.-No. Size (mm) Length (mm) Weight (g)
07182 8x10 150 55
07192 9x11 150 55
07202 10x11 150 65
07201 11x13 175 80
07210 12x14 175 80
07213 13x15 175 90
07232 14x17 200 135
07231 16x18 215 175
07221 17x19 215 175
07242 19x22 215 210
07251 22x24 240 240
07262 24x27 255 290
07271 30x32 280 320
Double ended ring spanners 360 C
  • DIN 837 B – ISO 3318
  • straight
  • chrome vanadium steel
  • chrome plated
  • rings smoothly grinded
  • ENERGY-profile
Double ended ring spanners 390 C
  • For exterior TX head screws
  • Chrome vanadium steel
  • Chrome plated
  • Heads polished
Double ended ring spanners 360 PH
  • straight
  • chrome vanadium steel
  • phosphatized
  • ENERGY-profile
  • DIN 837 B – ISO 3318
Double ended ring spanners 380 C
  • DIN 838 – ISO 3318
  • offset
  • chrome vanadium steel
  • chrome plated
  • rings smoothly grinded
  • mm-sizes with ENERGY-profile
Double ended ring spanners 380 PH
  • DIN 838 – ISO 3318
  • offset
  • chrome vanadium steel
  • phosphatized
  • ENERGY-profile

Slugging ring spanner

The range of impact ring wrenches includes, among others, impact ring wrenches made of special steel with width across flats of up to 230 mm or extra strong and particularly thin-walled wrenches.

Slugging ring spanner 480 PH

Our impact ring wrench 480 PH is made of high-quality chrome vanadium steel and is phosphated. This impact ring wrench is particularly suitable for the heaviest loads and deeper screws. The wrench widths range from 19 mm to 120 mm.

Ident.-No. Size (mm) D bD L Weight (g)
09247 19 37 21 10 380 700
09257 22 37 21 10 380 700
09267 24 45 25 10 380 750
09277 27 45 25 10 380 750
09287 30 50 30 12 410 1100
09297 32 50 30 12 410 1100
09307 36 59 34 13 425 1400
09317 41 67 41 16 475 2500
09327 46 76 47 17 510 2900
09337 50 81 49 20 550 3700
09347 55 87 52 16 560 4000
09357 60 96 56 17 660 5200
09367 65 100 62 19 690 6400
09377 70 104 70 20 700 7500
09387 75 110 72 20 700 8300
09397 80 15 75 22 700 9700
09407 85 125 75 22 750 11000
09417 90 136 80 23 750 13600
09427 95 143 82 23 800 15000
09437 100 150 90 24 850 16800
09447 105 157 95 25 900 18800
09457 110 165 100 25 950 20500
09467 115 173 100 26 1000 23500
09477 120 180 110 26 1000 25600
Slugging ring spanner 580 SG
  • DIN 7444
  • special steel, steel grey
  • special sizes on request
Slugging ring spanner 620 SG
  • extra quality, „stronger than the bolt“
  • especially thin-walled, but high rings
  • chrome vanadium steel
  • phosphatized
  • for deeper seated bolts
  • combine with our impact socket Nr. 625 PH

More ring spanners

The range of impact ring wrenches includes, among others, impact ring wrenches made of special steel with width across flats of up to 230 mm or extra strong and particularly thin-walled wrenches with high rings.

Heavy duty single ended offset ring spanner 440

The heavy duty single ended offset ring spanner is made of high-quality chrome vanadium steel and chrome-plated. The pull ring wrench is particularly suitable for heavy tensile loads and is available in wrench sizes from 24 mm to 105 mm. The pull ring wrench is used with a chrome-plated steel slip-on tube. For more information, please refer to our catalog.

Ident.-No. Size (mm) Tube Ø D h H L L2 Weight (g)
08551 24 I 38 17 30 180 85 365
08561 27 I 41 17 32 190 90 400
08571 30 I 48 18 34 200 95 490
08581 32 II 49 18 34 235 116 730
08591 36 II 55 20 36 245 120 770
08601 41 II 62 22 40 265 129 950
08611 46 III 69 23 40 280 129 1300
08621 50 III 76 26 43 290 129 1450
08631 55 III 81 28 46 300 136 1750
08641 60 IV 90 31 49 345 156 2300
08651 65 IV 98 33 53 355 158 2600
08661 70 IV 150 36 55 365 160 2850
08671 75 IV 110 38 58 375 161 2900
08681 80 IV 125 41 59 385 170 3900
08691 85 IV 125 41 59 385 170 4000
08701 90 IV 140 45 63 410 170 4800
08711 95 IV 140 45 63 410 170 4800
08721 100 IV 143 45 63 412 170 4900
08731 105 IV 146 45 63 415 170 4900
Starter and block spanner
  • chrome vanadium steel
  • chrome plated
  • rings smoothly grinded
  • mm-sizes with ENERGY-profile
Ring spanner 460 SG
  • DIN 3111
  • straight
  • special steel, steel grey (SG)

Ring extensions

The phosphated ring extensions from CARL WALTER is made of high quality chrome vanadium steel and is available in 1/2", 3/4" and 1". All ring extensions can also be supplied in an open design. On customer request we also manufacture special ring extensions according to special specifications.

Ring extension

Ring extension 1"
high quality chrome vanadium steel, phosphatized
Ident.-No. Size (mm) L H E
023660270940 27 94 25 55
023660301115 30 111,5 25 65
0236603211300 32 113 25 65
023660361160 36 116 30 65
023660411250 41 125 30 70
023660461330 46 133 30 75
023660501360 50 136 35 75
023660551550 55 155 38 90
023660601630 60 163 41 95
023660651730 65 173 44 100
023660701830 70 183 47 105
023660752080 75 208 50 115
023660802150 80 215 57 120
023660852230 85 223 57 125
023660902380 90 238 60 135
023660952490 95 249 67 145

Open ring extension