Maxdrill T38 89mm Flat Face Retract Drilling Button Bit for Bench & Long Hole Drilling manufacturer from China Maxdrill Rock Tools Co.,Ltd.

Maxdrill T38 89mm Flat Face Retract Drilling Button Bit for Bench & Long Hole Drilling

Payment Terms:	T/T,L/C
Place of Origin:	Guizhou, China (Mainland)


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Product Detail

Means of Transport: Ocean,Land,Air

Retractable Rock Drill T38 Thread Button Bits 64mm

Product Despcription

Dimensions D		Flushing Hole(mm)		Buttons(mm)		Angle	Class	Part No.
mm	in	Front No Size	Gauge No Size	Front No Size	Gauge No Size	Angle	Class	Part No.
64	2 1/2	2x9	2x6	4x10	8x10	30°	M	3064T3812R-66
70	2 3/4	2x8	2x6	4x11	8x11	35°	H	3070T3812R-66
76	3	2x9	2x7	4x12	8x12	35°	H	3076T3812R-66
89	3 1/2	2x11	2x8	6x12	8x13	35°	H	3089T38F14R-66
64	2 1/2	3x7	1x6	4x10	6x11	35°	M	3064T3810DR-66
70	2 3/4	4x8	-	5x10	8x11	30°	M	3070T3813DR-66
76	3	4x8	-	5x11	8x12	35°	M	3076T3813DR-66
89	3 1/2	4x10	-	6x12	8x13	35°	M	3089T3814DR-66
64	2 1/2	2x7	1x7	-	-	-	-	3264T38-66
76	3	2x8	1x8	-	-	-	-	3276T38-66

Remarks:
Hemispherical-66(Usually for very hard rocks)
Ballistic-65(Ususally for medium hard rocks)
Semiballistic-64(Usually for medium hard rocks)
Conical-67(Usually for soft rocks)