Rock drill spare parts T51 89mm retrac button bit 4 holes for Mineral drilling ore drilling quarry drilling
Bit Diameter: 89mm/( 3 1/2 inch)
Flushing hole:4 hole
Buttons:13
Rock Class:Hard rock and medium hard rock
Button bit design:Flat face,Drop center
Length of drill rod:1525mm-6100mm (MM and MF)
Tungsten carbide (Buttons): Ballistic
Button:8*14mm,5*13mm
T51 Button bits, retract skirt | |||||||
Diameter | T.C buttons | Flushing hole | Angle | Weight | |||
mm | inch | Gauge x mm | Front x mm | Side | Front | Gauge | Kg |
89 | 31/2 | 8x14 | 5x12 | 1 | 2 | 35° | 4.69 |
89 | 31/2 | 8x13 | 6x13 | 1 | 2 | 35° | 4.52 |
89 | 31/2 | 8x13 | 4x11,2x9 | 1 | 4 | 35° | 4.48 |
89 | 31/2 | 8x13 | 4x13,1x13 | 1 | 4 | 35° | 4.47 |
89 | 31/2 | 9x12 | 6x10 | 0 | 3 | 35° | 4.68 |
102 | 4 | 8x14 | 6x12 | 1 | 2 | 35° | 6.85 |
102 | 4 | 8x15 | 4x13,1x13 | 0 | 4 | 35° | 7.42 |
102 | 4 | 8x14 | 4x12,2x12 | 1 | 4 | 35° | 7.35 |
102 | 4 | 9x13 | 8x13 | 1 | 3 | 35° | 7.45 |
115 | 41/2 | 8x15 | 4x13,2x13 | 1 | 4 | 35° | 9.25 |
115 | 41/2 | 8x16 | 7x14 | 1 | 2 | 40° | 9.48 |
115 | 41/2 | 9x14 | 8x14 | 1 | 3 | 35° | 9.52 |
127 | 5 | 8x16 | 4x16,2x13 | 1 | 4 | 35° | 12.85 |
127 | 5 | 8x14 | 4x13,3x14 | 1 | 4 | 35° | 12.68 |
127 | 5 | 8x16 | 8x15 | 1 | 2 | 35° | 12.78 |
127 | 5 | 9x14 | 8x13 | 1 | 3 | 35° | 12.65 |
Product photos