11° Tapered Drilling Tools

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Bit Diameter: 30-41mm
Size: Hex. 22mm, 25mm
Taper degree: 4°46', 6°, 7°, 11°, 12°
Applications: Quarrying, small hole drilling

Our tapered bits include button, cross and chisel designs.
Longer service life and lower drilling costs.
11°, 12° tapered button bit with hot zinc-coating

Button bit	Dimensions D		Flushing hole (mm)			Buttons (mm)		Angle	Class	Part no.
Button bit	mm	in	Front No size		Gauge No size	Front No size	Gauge No size	Angle	Class	Part no.
H22	34 36 38 41	1 11/32 1 27/64 1 1/2 1 5/8	1×4.5 1×5 1×5.5 1×5.5		2×4.5 2×5 2×5 2×5.5	2×7 2×7 2×8 2×7	5×7 5×8 5×8 5×9	35° 35° 35° 35°	- - - -	30342207-11 30362207-11 30382207-11 30412207-11
H22	34 36 38 41	1 11/32 1 13/32 1 1/2 1 5/8	1×4.5 1×5 1×5.5 1×5.5		2×4.5 2×5 2×5 2×5.5	2×7 2×7 2×7 2×8	6×7 6×7 6×8 6×8	35° 35° 35° 35°	- - - -	30342208-11 30362208-11 30382208-11 30412208-11
H25	36 38 4143	1 13/32 1 1/2 1 5/8 1 11/16	2×4 2×5 2×5 2×5		1×4 1×5 1×5 1×5	2×7 2×8 2×7 2×8	5×8 5×8 5×9 5×9	35° 35° 35° 35°	- - - -	30362507-11 30382507-11 30412507-11 30432507-11
Chisel bit
H22	30 32 34 36 38 40	1 3/16 1 1/4 1 11/32 1 27/64 1 1/2 1 37/64	- - - - - -	2×5 2×5 2×5 2×5 2×5.5 2×5.5		- - - - - -	- - - - - -	- - - - - -	- - - - - -	313022-11 313222-11 313422-11 313622-11 313822-11 314022-11
H25	30 32 34 36 38 40	1 3/16 1 1/4 1 11/32 1 27/64 1 1/2 1 37/64	- - - - - -	2×5 2×5 2×5 2×5 2×5.5 2×5.5		- - - - - -	- - - - - -	- - - - -	- - - - - -	313025-11 313225-11 313425-11 313625-11 313825-11 314025-11

Drill rod	Dimensions L			Dimensions D		Part no
Drill rod	mm	ft	in	mm	in	Part no
Hex shank 22*108 mm	610 1220 1830 2000 2440 3050 3200 3660	2 4 6 6 8 10 10 12	- - - 7 - - 6 -	22 22 22 22 22 22 22 22	7/8 7/8 7/8 7/8 7/8 7/8 7/8 7/8	10220611 10221211 10221811 10222211 10222411 10222301 10223211 10223611