SANDVIK CoroDrill Delta-C Solid Carbide Step and Chamfer Drill

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R841-1510-30-A1A 1220

Part Numbers

Data to be displayed: 30; 45; 60

Part Number
R841-1510-30-A1A 1220

Part Number	Minimum order quantity	Volume Discount	Standard Shipping Days ?	Hole diameter (drill diameter) D (mm)	Customs tariff — weight (kg)	Recommended drilling depth l4	Mounting size (mm)	Core hole for thread size	Total drill length l1 / l1s (mm)
	1		Quote	15.10 / 19.80	0.415	47.7	20	M16x2.0 thread forming	131

Basic information

ISO S	S	ISO H	H	ISO M	M
Customs tariff — weight per	1	Grade	1220	Drill type	Solid carbide step drill
Customs tariff — weight unit	kg	ISO P	P	Customs tariff — item number	82075050
Drilling tool: Chuck type	Straight shank	eClass-5.1	21010101	ISO N	N
ISO K	K	Manufacturer	SANDVIK Coromant	Coolant supply	Internal coolant supply
Customs tariff — country of origin	DE	Max. drilling depth	2-3 x Dc

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Basic Attributes

Customs tariff — weight(kg)
0.027

0.028

0.03

0.078

0.079

0.086

0.088

0.09

0.12

0.16

0.2

0.246

0.269

0.4

0.415

0.44

0.548

4
Clear
Recommended drilling depth l4
- 10.7
- 10.8
- 11.8
- 13.5
- 13.7
- 14.6
- 15.9
- 16.2
- 16.9
- 17.5
- 17.7
- 21
- 21.5
- 21.8
- 21.9
- 22.3
- 23.1
- 23.2
- 23.4
- 25.4
- 27
- 27.3
- 27.6
- 28.4
- 29.6
- 32.6
- 32.7
- 32.9
- 33.2
- 34.3
- 35
- 35.6
- 36.5
- 37.9
- 38.4
- 38.9
- 39.7
- 42.7
- 44.5
- 44.8
- 45.3
- 46.1
- 47.7
- 49.7
Clear
Mounting size(mm)
6

8

10

12

14

16

18

20
Clear
Core hole for thread size
1/2-20 UNF

3/4-16 UNF

3/8-16 UNC

M4x0.7 thread forming

M4 65%

M4 75%

M5x0.8 thread forming

5/8-11 UNC

5/16-18 UNC

M5 75%

MF6x0.50 thread milling

MF6x0.75

M6x1.0 thread milling

M6 & 1/4-20 UNC

M6 75%

MF8x0.75

MF8x0.75 thread milling

MF8x1.0

M8x1.25

M8x1.25 thread milling

M8 65%

M8 70%

M10 thread milling

MF10x1.0

M10x1.5 thread forming

M10 65%

M10 70%

MF12x1.0 thread milling

MF12x1.25 & 1/2-13

MF12x1.5

M12x1.75 thread forming

M12x1.75 thread milling

M12 65%

M12 75%

MF14x1.5

M14x2.0 thread milling

M14 & 9/16-12 UNC

M14 72%

MF16x1.5

M16x2.0 thread forming

M16x2.0 thread milling

M16 66%

M16 75%
Clear
Total drill length l1 / l1s(mm)
62

66

79

89

102

107

115

123

131
Clear
Type
Clear
Hole diameter (drill diameter) D(mm)
3.35 / 4.50

3.40 / 4.60

3.70 / 5.00

4.25 / 5.70

4.30 / 5.80

4.65 / 5.90

5.00 / 6.80

5.10 / 6.90

5.30 / 7.20

5.50 / 7.40

5.55 / 7.50

6.60 / 8.90

6.75 / 9.10

6.85 / 9.20

6.90 / 9.30

7.00 / 9.50

7.25 / 9.80

7.30 / 9.80

7.40 / 9.80

8.00 / 10.80

8.50 / 11.50

8.60 / 11.60

8.70 / 11.70

9.00 / 11.80

9.30 / 12.60

10.25 / 13.80

10.30 / 13.80

10.40 / 13.80

10.50 / 13.80

10.80 / 14.60

11.00 / 14.90

11.20 / 15.10

11.50 / 15.50

12.00 / 15.80

12.10 / 16.30

12.25 / 16.50

12.50 / 16.90

13.50 / 17.80

14.00 / 18.90

14.10 / 19.00

14.25 / 19.20

14.50 / 19.60

15.10 / 19.80

17.50 / 19.80
Clear