Leading supplier of casing shoes:

1. Customised Service.
2. High quality.
3. Fast delivery.
4. Competitive price.
5. 20years experiences

Casing shoes Description:
The casing shoes are the most commonly useful bits in the mineral exploration industry, as they have the widest range of application. The high grades of synthetic diamond are distributed in the bit's matrix.

Casing shoes size available:

 "Q" series: AQ, BQ, NQ, HQ, PQ, SQ,BQ3, NQ3, HQ3, PQ3,

 " TW" series: BTW, NTW,

" TT" series: NQTT, HQTT,PQTT 

Size	Outside Diameter		Inside Diameter
	inch	mm	inch	mm
AQ	1.880/1.870	47.75/47.50	1.607/1.057	27.1/26.85
BQ	2.350/2.340	59.69/59.44	1.438/1.428	36.52/36.27
HQ	2.970/2.960	75.44/75.19	1.880/1.870	47.75/47.50
NQ	3.770/3.755	95.76/95.38	2.505/2.495	63.63/63.38
PQ	4.815/4.795	122.30/121.80	3.350/3.340	85.09/84.84

Casing shoes performance:

The casing shoes cutting ability has been developed to allow high penetration rate base on different formation. The combination of crown shape,hardness and water way have increase drilling performance on broad range of formations.

HARGRANDdrilling Products:
nDiamond drill bits,PDC bits,T.C bits,TSP bits,carbide bits,direction bits

nReaming shells and casing/rod shoes

nWireline drill rods,conventional drill rods

n Wireline Core barrels & overshot assemblies,single tube and double tube core barrels

nHoist plug and water swivels,circle wrench,clamp,etc

nRecovery tapes and recovery rods

Other Bit Size Available:

C Series(same as Q Series): AC,BC,NC,HC,PC/ACTK,BCTK,BC3,NC2,NC3,NCTT,HC3,HCTT,PC3,PCTT

T2 Series: T2 46,T2 56,T2 66,T2 76,T2 86,T2 101

T6 Series: T6 76,T6 86,T6 101,T6 116,T6 131,T6 146, T6S 101

T Series: T36,T46,T56,T66,T76,T86

B Series: B36,B46,B56,B66,B76,B86,B101,B116,B131,B146

WF Series: HWF,PWF,SWF,UWF,ZWF

WT Series: RWT,EWT,AWT,BWT,NWT,HWT

WM Series: EWM,AWM,BWM,NWM

WG Series: EWG,AWG,BWG,NWG,HWG

Others: NMLC,HMLC,LTK48,LTK60,BGM,NGM,ADBG,ATW,BTW,NTW,NXD3,AX,NX,TT46,