Media Summary: Raw material: alloy steel and tungsten carbides by heat forging treatment. *
Raw material: alloy steel and tungsten carbides by heat forging treatment. *
BESTONE Taper button drill bits
Taper button bits
BESTONE Taper button drill bits
Raw material: alloy steel and tungsten carbides by heat forging treatment. *
MOB: +8618106569806 #taperbits #taperbuttonbits #buttonbit #38mm7degree #11degreedrillbits #buttonbit #
Tapered button bit
Tapered bit
38mm
32mm/34mm/38mm/40mm/42mm/45mm/48mm
Tapered button bit
Taper button drill bits
32mm, 34mm, 36mm, 38mm 40mm, 42mm small
A DTH (Down-the-Hole)