Taper Drill Rod is used for rock drilling, blasting holes and other drilling situations, including quarries, coal mines, traffic and other construction.
Normal diameter or rod is 22mm, named H22, can also make H19 and H25.
Effective Length: 300mm to 8000mm.
Degrees : 7°.11°,12°
Shank: 22*108mm
Contact: sales@superdrill.com.cn
Phone: 86-18186993613
Tel: 86-18186993613
Company: Hubei Superdrill Equipment Co.,Ltd
Add: Building 3, Rainbow road,No.188 ; wuhan ;Hubei province