Luoyang Shandike Mechanical Equipment Co., Ltd.

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11° Tapered Drilling Tool

11° Tapered Drilling Tool

According to the different choices of customers, we offer four quality products, including Grade A, Grade B, Grade C and Grade D. Customers can choose suitable drill rod according to different hardness of rock and types of rock drilling tools.

According to the different choices of customers, we offer four quality products, including Grade A, Grade B, Grade C and Grade D. Customers can choose suitable drill rod according to different hardness of rock and types of rock drilling tools. Grade A drill rod QSAAA and GTIII can be applied to solid rock, III level or above and f≥12 rocks according to Protodikonov’s Hardness Coefficient of Rock. Grade B drill rod QSAA and G30 is suitable for IV level or above and f≥12 rocks, Grade C and Grade D drill rod suitable for IV level or below and f≤8 rocks.11° Tapered Drilling Tool

11°  tapered drilling tools

Button bit  (11°) Dimensions (D) Flushing hole (mm) Buttons (mm) Angle Part no.
mm inch Front
No size
Gauge
No size
Front
No size
Front
No size
H22
34
36
38
41
1 11/32”
1 27/64”
1 1/2”
1 5/8”
2×4.5
2×5
2×5
2×5.5
1×4.5
1×5
1×5.5
1×5.5
5×7
5×8
5×9
5×9
2×7
2×7
2×7
2×7
35°
35°
35°
35°
30342207-11
30362207-11
30382207-11
30412207-11
H22
34
36
38
41
1 11/32”
1 27/64”
1 1/2”
1 37/64”
1×4
1×4
1×5
1×5
2×4
2×4
2×5
2×5
6×7
6×7
6×8
6×8
2×7
2×7
2×7
2×8
35°
35°
35°
35°
30342208-11
30362208-11
30382208-11
30412208-11
H25
36
38
41
43
1 27/64”
1 1/2”
1 5/8”
1 11/16”
1×4
1×5
1×5
1×5
2×4
2×5
2×5
2×5
5×8
5×8
5×9
5×9
2×7
2×8
2×7
2×8
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

 

Tapered drill rod (11°) Dimensions L Dimensions D Part no.    
mm ft      inch mm inch
Hex shank 22*108mm
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
10222011
10222411
10223011
10223211
10223611

 

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