14" DTH Bits

DTH BITS

Teamwhole manufactures wide range and most efficient down-the-hole (DTH) hammers and bits for the mining blasting, water well especially deep well drilling, foundation construction etc. Our products trust by drilling contractor because of the advantages.

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14" DTH BITS

Bit shank: TK14
Matched Hammer: TK18/Numa125
Bit face: Concave, Drop center
Hole Range: 350-450mm

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TEAMWHOLE offers drill bits for all major DTH shank designs, known for precision engineering, top-tier heat-treatment, and high-quality tungsten carbide inserts. 
 
Our advanced production and proprietary heat-treatment ensure consistent, dependable quality in drilling consumables. All our drill bits feature rigorously tested tungsten carbide inserts. 
 
Through customer collaboration and strict production control, we continuously enhance our technologies, dedicated to innovation, quality, durability, and customer service. 

DTH BIT Face design

Flat Face	Concave Face	Convex Face	Drop Center Face
Hard and abrasive rock formation.	Soft to hard formations, ensuring straighter holes.	Soft, medium-hard rock formation.	Soft to hard formations, suitable for large diameter bits.

Carbides Shape Option

Spherical

Parabolic

TEAMWHOLE BITS FOR 14” HAMMER
Bit shank	Diameter		Qty*Button Diameter.mm		Flushing Holes	Weight (kg)
Bit shank	mm	inch	Gauge	Front	Flushing Holes	Weight (kg)
TK14 Numa125	400	15 3/4	1819mm+3019mm	2216mm+Side 2214mm	3	250
	450	17 3/4	3319mm+3319mm	3016mm+Side 3014mm	3	285
	501	19 3/4	2119mm+4819mm	4316mm+Side 4516mm	3	340