FAQs

What Is The Recommened Parameters And Applicable Formation Reference For Guiding Drilling?

NO.	IADC	recommendparameters		applicationformation
NO.	IADC	WOBKN/mm	RPMr/min	applicationformation
1	114、115	0.3～0.75	180～60	Extremely soft formation with low compressive strength and high drillability,such as clay,mudstone,cretaceous
2	124、125	0.3～0.85	180～60	soft formation with low compressive strength and high drillability,such as mudstone,gypsum,salinastone,soft shale and soft limestone
3	134、135	0.3~0.95	150~60	Soft to mid-soft formation with low compressive strength and high drillability,such as mid-soft shale，anhydrite,mid-soft limestone,mid-soft sandstone and soft formation with hard interlayer
4	214、215	0.35~0.95	150~60	Medium formation with high compressive strength,such as mid-soft shale，anhydrite,mid-soft limestone,mid-soft sandstone and soft formation with hard interlayer
5	244	0.35～0.95	150~50	Mid-hard formation with high compressive strength,such as abrasiveness shale，limestone,sandstone,dolomite and anhydrite,marble
6	324	0.4～1.0	120~50	Medium abrasiveness formation,such as abrasiveness shale,limestone,dolomite and anhydrite,marble
7	435	0.20～0.7	180～80	Soft formations with low compressive strength, such as shale, clay, sandstone, soft limestone, salt rock, anhydrite, etc.
7	515、525	0.35～0.9	180～60	Soft formation with low compressive strength,such as mudstone,gypsum,salinastone,soft shale,soft limestone
8	535、545	0.35～1.0	150~60	Soft to medium formation with low compressive strength,such as mid-soft shale,mid -soft limestone,mid-soft sandstone and medium formation with harder abrasiveness interbeds

NO.	IADC	recommendparameters		formation
NO.	IADC	WOBKN/mm	RPMr/min	formation
1	116、117	0.35～0.8	150～80	Extremly soft formation with low compressive strength and high drillability,such clay,mudstone,cretaceous
2	126、127	0.35～0.9	150～70	Soft formation with low compressive strength and high drillability,such as mudstone,gypsum,salinastone,soft shale,soft limestone
3	136、137	0.35～1.0	120～60	Soft to mid-soft formation with low compressive strength and high drillability,such mid-soft shale,anhydrite,mid-soft limestone,mid-soft sandstone and soft formation with hard interbeds
4	216、217	0.4～1.0	100～60	Soft to medium formation with low compressive strength,such as mid-soft shale,mid -soft limestone,mid-soft sandstone and soft formation with hard interbeds
5	246、247	0.4～1.0	80～50	Mid-hard formation with high compressive strength,such as hard shale，limestone,sandstone and dolomite
6	417、437、447	0.35～0.9	150～70	Extremely soft formation with low compressive strength and high drillability,such as clay,mudstone,cretaceous,gypsum,salinastone,soft shale and soft limestone
7	517、527	0.35～1.0	140～60	soft formation with low compressive strength ,such as mudstone,gypsum,salinastone,soft shale and soft limestone
8	537、547	0.45～1.0	120～50	Soft to medium formation with low compressive strength,such as mid-soft shale,mid -soft limestone,mid-soft sandstone and medium formation with harder abrasiveness interbeds
9	617、627	0.45～1.1	90～50	Mid-hard formation with high compressive strength,such as hard shale，limestone,sandstone,and dolomite
10	637	0.5～1.2	80～40	Hard formation with high compressive strength,such as sandstone，limestone,dolomite and anhydrite,marble

NO.	IADC	recommend parameters		formation
NO.	IADC	WOB KN/mm	RPM r/min	formation
1	116、117	0.35~0.8	280~80	Extremely soft formation with low compressive strength and high drillability,such as clay,mudstone,cretaceous
2	126、127	0.35~0.9	240~80	Soft formation with low compressive strength and high drillability,such as mudstone,gypsum,salinastone,soft shale,and soft limestone
3	136、137	0.35~1.0	240~60	Soft to mid-soft formation with low compressive strength and high drillability,such mid-soft shale,anhydrite,mid-soft limestone,mid-soft sandstone and soft formation with hard interbeds
4	417、437、447	0.35~0.9	240~70	Extremely soft formation with low compressive strength and high drillability,such as clay,mudstone,cretaceous,gypsum,salinastone,soft shale and soft limestone
5	517、527	0.35~1.0	220~60	soft formation with low compressive strength ,such as mudstone,gypsum,salinastone,soft shale and soft limestone
6	537、547	0.45~1.0	220~50	Soft to medium formation with low compressive strength,such as mid-soft shale,mid -soft limestone,mid-soft sandstone and medium formation with harder abrasiveness interbeds
7	617、627	0.45~1.1	200~50	Mid-hard formation with high compressive strength,such as hard shale，limestone,sandstone,and dolomite
8	637	0.5~1.1	180~40	Hard formation with high compressive strength,such as sandstone，limestone,dolomite and anhydrite,marble

Could You Advise Us That The Package Types,Sizes, Volume And Weight For Loading And Shipping?

(TCI BITS MT BITS PACKAGING WOODEN BOX REFERENCE)
(TCI BITS MT BITS PACKAGING WOODEN BOX REFERENCE)
(Sizes)	(LWH CM)	Wooden box weight)	TCI Net Weight	KG
4 3/4	161425CM=0.0056	1	10		Pallet weight 13KG
5 1/2	16.515.324CM=0.0060588		14
5 7/8	191734CM=0.010982	1.9	16
6	191734CM=0.010982	1.9	16
6 1/8	201735CM=0.0119	1.9	18	18
6 1/2	201735CM=0.0119	1.9	19	18
7				17
7 1/2	242141CM=0.020664	2.8	31	24.7
7 7/8	252241CM=0.02255	2.8	31.5
8 1/2	2723.541CM=0.0260145	3	39	35
8 3/4	270235410=0.0260145	4	40	38
9 1/2	302747CM=0.038070	4	52	52
9 5/8	302747CM=0.038070	4	61
9 7/8	302747CM=0.038070	4	61		Note:steel tooth 9 7/8 Height 38.5CM， Customization box height +3CM
10 5/8	320300500=0.048	5	78		Note:10 5/8 height 39CM， Customization box height +3CM
11 3/4	35.53254CM=0.061344	7	92
12 1/4	3733.554CM=0.066933	7.13	98	90
13 7/8	413759CM=0.089503	8.73	107	100
14 3/8	440400600=0.1056	12	174	146
15	444060CM=0.1056	12	151	170
15 1/2	45.542.560=0.116025	14	200
16	470435660=0.134937	12.8	235
17	515768CM=0.197676	17.3	250	205
19	550510680=0.19074	20	280
20	585568CM=0.21692			259	540560810=0.245
22	590610800=0.288			416	590610800=0.288
23	920720720
24	670640850=0.364			488	670640850=0.364
26	930760760=0.537		750	553	Steel tooth wooden box
28

Drill bits Carbon box
Sizes	LWH CM	Weight
8 1/2	245240400	0.9
9 1/2	290270435	1.1
12 1/4	330320470	1.6

Wooden box calculation reference：drill bits L+60mm,W+30mm,H+90mm

Q
Could You Customize The Packaging For Clients?

A

Yes, we can accept that, we can label the trademark and make the special packages according to the customer’s special requirement. Therefore ,we need the design paper of the packaging from our clients,including brand, marks,labels, volume,sizes,box materials etc.

ADVANTAGE

Why Send Us an Inquiry?

Get a professional quote within 12–24 hours based on your exact drill bit requirements.