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Features of our coal cutter
* long service life-42CrMo steel body, tungsten carbide tip, itss forging and heat treating techniques allows Techgong bits service life 4-5 times longer than common bits.
* high feed rate- the long service life allows it save time and high work efficiency, which is twice to 3 times of the common bits.
Sizes of picks | |
Tip of Mining Cutter | Shank of Mining Cutter |
8mm(0.31") | 19mm(0.75") |
9mm(0.35") | 20mm(0.80") |
12mm(0.47") | 25mm(0.98") |
14mm(0.55") | 30mm(1.18") |
16mm(0.63") | 34mm(1.34") |
17mm(0.67") | 38mm(1.5") |
19mm(0.75") | 40mm(1.57") |
22mm(0.87") | 51mm(2.01") |
25mm(0.98") | 52mm(2.05") |
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