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th high precision. The fluted twist drill bit is used. While drilling, water can be supplied automatically. b. Technical parameter: diesel engine power: 1.2KW rev. speed: ≥270rpm diameter of hole: Φ31 drilling time: ≤40s total weight: 17kg 
[Province:Jinzhou /Liaoning] [2008-08-07]
Related Categories: Transportation, Trains & RailroadsRelated Keywords: rail, drilling, machine, rail drilling machine, railway, track, railroad, railway maintenance machinery, drill bit, rail driller, railway maintenance equipment, railway construction equipment
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