Yt23/Yt24/Yt26/Yt27/ Yt28/Yt29A Air Leg Rock Drill

• Weight：28kg
• Length：670mm
• Cylinder Dia：80mm
• Piston Stroke：60mm
• Work Pressure：0.4-0.63
• Air Pipe：25mm

=== Base Info ===

• Model NO.：YT28
• Hole Diameter：34-42mm
• Shank Size：22X108
• Usage：Coal, Ore
• Transport Package：1 Piece Packed in Gift Color Box
• Specification：ISO
• Trademark：JEAO
• Origin：China
• HS Code：84671900
• Production Capacity：2000sets

=== Description ===
Remark: The air pressure of function specification is 0.5Mpa
This type Jack hammer use compressed air as power, mainly used in construction sites, various types of mines, tunnel, railways, water conservancy construction and national defense construction areas for drilling operations.Suitable for either drilling downward or incline of blast holes in medium-hard rock, of for second blasting operation,Centrally grouped control, nimble starting, stable running and easy maintenance.

Specification for Hand Held Jack Hammer:
 0.4-0.63Impact energy         (J)≥22≥28≥26≥44.7≥23Impact frequency      (Hz)≥32≥28≥33≥27≥30Air consumption       (L/S)≤20≤37≤33≤55≤47Hose size            (mm)1919191919Rork drill hose diameter(mm)34-4234-4234-4234-4234-42Rock drill hose depth   (m)55555Shank size           (mm)22x10822x10822x10822x10822x108
Specification for Air Leg Rock Drill0.4-0.63Impact energy         (J)≥65 ≥65 ≥64≥75.5≥70≥78≥70Impact frequency      (Hz)≥37 ≥31≥36.5≥36.7≥37≥37≥37Air consumption       (L/S)≤78 ≤67 ≤55≤83.3≤81≤88≤81Hose size            (mm)19252525252525Rork drill hose diameter(mm)34-4234-4234-4234-4234-4234-4234-42Rock drill hose depth   (m)5555555Shank size           (mm)22x10822x10822x10822x10822x10822x10822x108