Email:wfn100@wolfni.com
emma@wolfni.com
phoebe@wolfni.com
Ailsa@wolfni.com
Tel:+86 28 84812280
Fax:+86 28 84833319
QQ:494800536
Skype:emma.wolfni
wolfni06
wolfni07
WeChat:13982068792
Address:About 30 minutes to Chengdu International Airport
Hole opening tools
12-1/4" ~ 36"
Design Specifications
Operating Parameters










Design Specifications

The fixed diameter hole opener is a general hole enlarging tool. It is used to enlarge hole during drilling. If itconnected with a bit on its front end, it coulddrill and enlarge the hole simultaneously.

The cutters can be replaced according to the different hardness of formation.


扩孔直径

Std opening hole

牙轮数 Nb.Of cutters

最小领眼

Pilot hole (mini)

打捞径 直径 Dia


上端螺纹 Top conn

下端螺纹 Bottom connect


水眼 Bord

总长 Overall length

总重

Weight with cutters (kg)

12-1/4

3

8-1/2

8"

6-5/8REG

6-5/8REG

1-1/2"

59"

360

17-1/2"

3

10-1/2"

9-1/2"

7-5/8REG

7-5/8REG

2-1/4"

59"

550

26″

3

17-1/2"

10"

7-5/8REG

7-5/8REG

3"

69"

900


36″

3

24"

9"

8-5/8 REG

8-5/8 H90

8-5/8 REG

8-5/8 H90

3"

75"

1000

4

18"

10"

8-5/8 REG

8-5/8 H90

8-5/8 REG

8-5/8 H90

3"

100"

1540



Download PDF :
12-1/4" ~ 36"


Note: When ordering or requesting quotation, if size other than above specifications, please specify clearly.



Email to this supplier

To: WOLFNI
*Name:
*Email Address:
*Message:
 

© 2017 Wolfni Limited. All rights reserved.   蜀ICP备11016153号                                   | Privacy | Terms | Help | Site Map | Contact |                                                                                            Share on FacebookShare on TwitterShare on LinkedInRSS