China Wholesale Tapered Button Drill Bit Supplier – Bench and long-hole drilling T38 (1 3/48″) bit thread – LYNE

Description: extension rod, other names are Extension drill steel, Extension drill rod, and Extension steel, M/F rod ( Speedrod ) , Produce Hexagonal and round cross sections, Hexagon rods are more rigid, heavier and transfer energy more efficiently, while increasing flushing. Round rods are generally lighter than hexagonal rods and are normally used in extension drilling applications. With the longer steel tending to be larger in diameter, conventional extension steel is characterized by a duplicate thread on each end of the steel.

Bench and long-hole drilling T38 (1 3/48″) bit thread

Bits

Diameter

Buttons,mm

Angle

Flushing hole

Weight approx kg

Part No.

mm

in

Front No Size

Gauge No Size

Type

Front

Gauge

Button bit

54

2 1/6”

3×9

6×10

35º

3

1

1.0

1432-54T35-39/610-45-41

57

2 1/4”

3×10

6×11

35º

3

1

1.2

1432-57T35-310/611-45-41

Button bit, Retrac

54

2 1/5”

3×9

6×10

35º

3

-

1.3

1632-54T35-39/610-45-51

57

2 1/4”

3×10

6×11

35º

3

-

1.5

1632-57T35-310/611-45-51

Rods	Length		Diameter		Weight approx kg	Part No.
	mm	ft/in	mm	inch
MF－rod, T35－Round39-T35
	1830	6＇	39	1 1/2”	16.5	24R39-T35/48-1830-23
	3050	10＇	39	1 1/2”	26.4	24R39-T35/48-3050-23
	3660	12＇	39	1 1/2”	31.3	24R39-T35/48-3660-23
	4270	14＇	39	1 1/2”	36.2	24R39-T35/48-4270-23

Our comprehensive range of bench and production rock drilling tools includes everything from 1” rope thread equipment all the way up to T60 thread equipment, Many customers say that our rods, tubes and button bits are the best on the market today. Let’s just say they will improve productivity considerably.

R25 (1”)
R28 (1 1/8”)
R32 (1 1/4”)
R/T38 (1 1/2”)
T45 (1 3/4”)
T51 (2”)
T60 (2 3/8”)
Drill bit R/T38
Extension rod T38 – Hex. 32 mm – T38
Extension rod T38 – Round 38 mm – T38 (Speedrod)
Extension rod R38 – Round 38 mm – R38
Extension rod T38 – Round 38 mm – T38
Extenstion rod T38 – Round 38 mm – T38 (with double thread)
Guide rod T38 – Round 45 mm – T38 (Speedrod)
Guide tube T38
Coupling R/T 38