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Q7-36-12 22-55 tapered button bits

Diameter: 36mm
Body length : 55mm
Face: Flat, 1 front flushing hole and 1 side flushing hole
Carbide Design: Semi-Ballistic
Hardness : 47-49HRC
Carbide size: 2*7mm /5*8mm
Carbide Brand and grade : ZCC /YK05
Steel grade : 45CrNiMoVa

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Performance :All-round drill bit for medium hard to hard

rock formations. Front and side flushing. Diameters from 32mm to 43mm. Air jack hammer :YT27 YT28 YT29A are available for this type bit.

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Contact: Chris Li

Phone: 13867850196

E-mail: sales@bloommachinery.com

Whatsapp:+86 13867850196

Add: Hehua Bridge, Yunlong Town, Yinzhou Distric, Ningbo City, ZheJiang Province