Civil Construction

Percussive Casing and Bits

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Multi Use Rotary Percussive Casing

Percussive Casing – Durable with high strength alloy tool joints inertia welded with conical double- start threads. Heat treatment enhanced with quenched and tempered tool joints. Other thread profiles available on request. Tool joint hardness range 28 – 32.

Image of Stacked Large Percussive Casings With Conical Thread Image of Rotary Percussive Casing With Conical Thread

Conical Thread

Part Number Casing OD Casing ID Length
61721 88.9 64.5 3 meter
61722 101.6 75.0 3 meter
61723 108 88.0 3 meter
61724 114.3 88.0 3 meter
61725 113 88.0 3 meter
61726 152.4 128.0 3 meter
61727 177.8 158.0 3 meter
61728 219   3 meter
Available in all lengths metric & imperial.

Also on request Threads H55 ( BW 55), H(C) 64, H112, H 90, Rt70

Inertia welded pin x box casing or alternatively box x box casing w/ pin x pin nipple systems available

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Image of Stacked Large Percussive Casings With Conical Thread

Conical Thread

Econo Percussive Casing

Econo Casing Range 2 7/8 – 12 3/4 Percussive Casing for single use applications. Available in double conical thread as standard with single or other thread forms on request use. Tool joint RC 18 to 23 Hardness range – Min. wall and 3 m length standard.

Choose your wall thickness and length to suit your application.

Part Number Casing OD Wall
61800 2 7/8 .280 - .500
61801 3 1/2 .358 - .500
61802 4 .330 - .500
61803 4 1/8 .430 - .531
61804 5 .361 - .500
61805 5 1/2 .361 - .500
61806 6 5/8 .280 - .500
61807 7 .362 - .590
61808 7 5/8 .430 - .500
61809 8 5/8 .500
61810 9 5/8 .545
61811 10 3/4 .356 - .545
61812 11 3/4 .545
61813 12 3/4 .500
Available in all lengths metric & imperial.

Also on request Threads H55 ( BW 55), H(C) 64, H112, H 90, Rt70

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Rotary Percussive Casing Carbide Bits

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Part Number Metric Casing Size O.D.
61000 88.9
61001 101.6
61002 108
61003 114.3
61004 133
61005 152.4
61006 177.8
61007 219
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Image of Rotary Percussive Drive Shoe

Drive Shoe

Image of Rotary Percussive Sacrificial Carbide Bit

Sacrificial Bit

Rotary Percussive Sacrificial Carbide Bits

  1. Diameter of Bit and/or Casing (1” - 192”)
  2. Length of J-Connection
  3. Number of Blades (3,4,5,6, etc.)
  4. With or Without Tungsten Carbide (3/16 is standard, 1/4 and 1/8 on request)
  5. Type of Drive Shoe and/or Connection on the Drive Shoe (custom drive shoe available on request)
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