Thomas C. Wilson Tube Tools
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TUBE CLEANING

CLEANING HEADS

Drill Heads

Drill Heads
Wilson Drill Heads remove hard or brittle scale, and are attached to a Type C Flexible Holder or universal joint.
 
Tube ID Range Drill Head Male Thread
Inches (mm)
1.375 - 1.749 (28.6 - 33.3) 409 7/16x14
1.750 - 1.999 (33.3 - 39.6) 408 9/16x12
2.000 - 2.249 (39.6 - 44.4) 407
2.250 - 2.499 (44.5 - 49.2) 406 5/8x11
2.500 - 2.999 (49.2 - 59.5) 405 3/4x10
3.000 - 3.499 (59.5 - 63.5) 403 7/8x9
3.500 - 3.999 (88.9 - 101.6) 402
4.000 - 4.499 (101.6 - 114.3) 401
4.500 - 6.250 (114.3 - 158.8) 400 1 1/8x12