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We Supply.

TJM Drilling Equipment & Supplies is backed by over fifty years experience in sales and servicing in the water well, quarry, aggregate, dimensional stone, construction and mining drilling industries. In addition TJM has hands on field experience and knowledge to understand the true needs and urgency their customers require. TJM Drilling Equipment & Supplies is the exclusive dealer for HD Engineering hydraulic crawler drill rigs. TJM is also direct distributors for grout plants, air compressors, caisson drill rigs, blast hole drill rigs, onsite drill cuttings bioremediation equipment and solids control systems. In addition to equipment, TJM offers DTH hammers & bits, top hammer drill rods & bits, casing and anything needed for your company to complete your job effectively. Making TJM your one stop shop with the finest products in the industry with a devoted staff committed to excellence.

Large ID ring bit systems

Large ID Ring Bit Systems are used with sacrificed casings when there is a requirement to continue the hole after casing is set.

Such casings are left in ground due to economical, corrosion protection or sealing reasons, or because of ground cavities.

System is available from 140 to 610 mm casing and for all major shank designs.

 Main Applications

·         Piling with sacrificed casings and rock socket

·         Energy/water wells

·         Surface casings (sealing, dewatering)

Design Features

a.       Ring bit and casing shoe are integrated

b.      Easy locking with single shoulder design

c.       Large ID for maximum hole through and maximum space for installed elements

d.      Ring bit protects the pilot gauge buttons