Conical countersink assortment 6 pieces. Green ring HSCO 90° DIN 335 C
Con. c/sink HSCo green ring DIN 335C 6 pcs Syska
CNTSNK-CONI-SORT-GRN-HSCO-90°-(6,3-20,5)
ZEBRA
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Burr- and chatter-free countersinking and deburring
Precision conical countersink with 3 cutting edges, precision-ground
Optimised spiral flute geometry
Excellent chip formation and removal
Suitable for the ORSY® system, compact and practical system cassette with useful details, such as stackability, optimised joint and simple opening
Datasheets(X)
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Number of pieces in assortment/set | 6 PCS |
Material to be processed | Steel |
Quality | ZEBRA-Premium |
Standards | DIN 335 |
Form | C |
Cutting material | HSCo |
Countersink angle | 90 Degree |
Surface | Uncoated |
Number of cutting edges | 3 PCS |
Shank style | Cylindrical |
Service life (points system) | 2 of 4 points |
Countersinking speed (point system) | 2 of 4 points |
Countersinking quality (point system) | 2 of 4 points |
Versatility (points system) | 2 of 4 points |
Countersinking behaviour (point system) | 2 of 4 points |
Material of sub-group | General structural steels |
Assignment of conical countersink to screw standards | ||
Conical countersink nominal diameter d1 | For countersunk head screws | For countersunk head screws |
DIN EN ISO 10642 (formerly DIN 7991) | DIN EN ISO 2009, 2010, 7046, 7047 (formerly DIN 963,964,965,966) | |
6.3 mm | M3 | M3 |
8.3 mm | M4 | - |
10.4 mm | M5 | M4, M5 |
12.4 mm | M6 | M6 |
16.5 mm | M8 | M8 |
20.5 mm | - | M10 |
Cutting values | ||||||
For dia. 6.3-12.4 | ||||||
Material designation | Tensile strength | vc | f | |||
Dia. 6.3 | Dia. 8.3 | Dia. 10.4 | Dia. 12.4 | |||
Steels | ||||||
General structural steels | ≤ 500 N/mm² | 35 | 0,120 | 0,130 | 0,140 | 0,150 |
≤ 1,000 N/mm² | 33 | 0,070 | 0,080 | 0,090 | 0,100 | |
Unalloyed quenched and tempered steels | ≤ 700 N/mm² | 35 | 0,120 | 0,130 | 0,140 | 0,150 |
≤ 850 N/mm² | 33 | 0,120 | 0,130 | 0,140 | 0,150 | |
≤ 1,000 N/mm² | 22 | 0,070 | 0,080 | 0,090 | 0,100 | |
Alloyed quenched and tempered steels | ≤ 1,000 N/mm² | 17 | 0,120 | 0,130 | 0,140 | 0,150 |
≤ 1,400 N/mm² | 13 | 0,070 | 0,080 | 0,090 | 0,100 | |
Nitriding steels | ≤ 1,000 N/mm² | 17 | 0,070 | 0,080 | 0,090 | 0,100 |
≤ 1,400 N/mm² | 13 | 0,040 | 0,050 | 0,060 | 0,060 | |
Tool steels | ≤ 850 N/mm² | 19 | 0,070 | 0,080 | 0,090 | 0,100 |
≤ 1,400 N/mm² | 17 | 0,040 | 0,050 | 0,060 | 0,060 | |
High-speed steels | ≤ 1,400 N/mm² | 17 | 0,040 | 0,050 | 0,060 | 0,060 |
High-grade steels | ||||||
Sulphurated stainless steels | ≤ 900 N/mm² | 18 | 0,068 | 0,081 | 0,090 | 0,100 |
Austenitic stainless steels | ≤ 1,100 N/mm² | 13 | 0,040 | 0,050 | 0,060 | 0,060 |
Martensitic stainless steels | ≤ 1,200 N/mm² | 15 | 0,040 | 0,050 | 0,060 | 0,060 |
Titanium and titanium alloys | ≤ 850 N/mm² | 17 | 0,070 | 0,080 | 0,090 | 0,100 |
≤ 1,400 N/mm² | 11 | 0,040 | 0,050 | 0,060 | 0,060 | |
Special alloys | ≤ 1,600 N/mm² | 9 | 0,070 | 0,080 | 0,090 | 0,100 |
Cast metals | ||||||
Cast iron | ≤ 240 HB | 28 | 0,120 | 0,130 | 0,140 | 0,150 |
≤ 350 HB | 18 | 0,120 | 0,130 | 0,140 | 0,150 | |
Spheroidal graphite and malleable iron | ≤ 240 HB | 24 | 0,120 | 0,130 | 0,140 | 0,150 |
≤ 350 HB | 22 | 0,120 | 0,130 | 0,140 | 0,150 | |
Chilled cast iron | ≤ 350 HB | 9 | 0,040 | 0,050 | 0,060 | 0,060 |
Hard materials | ||||||
Spring steels | ≤ 350 HB | 11 | 0,040 | 0,050 | 0,060 | 0,060 |
For dia. 16.5-31 | ||||||
Material designation | Tensile strength | vc | f | |||
Dia. 16.5 | Dia. 20.5 | Dia. 25 | Dia. 31 | |||
Steels | ||||||
General structural steels | ≤ 500 N/mm² | 35 | 0,170 | 0,180 | 0,210 | 0,240 |
≤ 1,000 N/mm² | 33 | 0,110 | 0,130 | 0,150 | 0,170 | |
Unalloyed quenched and tempered steels | ≤ 700 N/mm² | 35 | 0,170 | 0,180 | 0,210 | 0,240 |
≤ 850 N/mm² | 33 | 0,170 | 0,180 | 0,210 | 0,240 | |
≤ 1,000 N/mm² | 22 | 0,110 | 0,130 | 0,150 | 0,170 | |
Alloyed quenched and tempered steels | ≤ 1,000 N/mm² | 17 | 0,170 | 0,180 | 0,210 | 0,240 |
≤ 1,400 N/mm² | 13 | 0,110 | 0,130 | 0,150 | 0,170 | |
Nitriding steels | ≤ 1,000 N/mm² | 17 | 0,110 | 0,130 | 0,150 | 0,170 |
≤ 1,400 N/mm² | 13 | 0,070 | 0,080 | 0,090 | 0,120 | |
Tool steels | ≤ 850 N/mm² | 19 | 0,110 | 0,130 | 0,150 | 0,170 |
≤ 1,400 N/mm² | 17 | 0,070 | 0,080 | 0,090 | 0,120 | |
High-speed steels | ≤ 1,400 N/mm² | 17 | 0,070 | 0,080 | 0,150 | 0,120 |
High-grade steels | ||||||
Sulphurated stainless steels | ≤ 900 N/mm² | 18 | 0,110 | 0,130 | 0,150 | 0,170 |
Austenitic stainless steels | ≤ 1,100 N/mm² | 13 | 0,070 | 0,080 | 0,090 | 0,120 |
Martensitic stainless steels | ≤ 1,200 N/mm² | 15 | 0,070 | 0,080 | 0,090 | 0,120 |
Titanium and titanium alloys | ≤ 850 N/mm² | 17 | 0,110 | 0,130 | 0,150 | 0,170 |
≤ 1,400 N/mm² | 11 | 0,070 | 0,080 | 0,090 | 0,120 | |
Special alloys | ≤ 1,600 N/mm² | 9 | 0,110 | 0,130 | 0,150 | 0,170 |
Cast metals | ||||||
Cast iron | ≤ 240 HB | 28 | 0,170 | 0,180 | 0,210 | 0,240 |
≤ 350 HB | 18 | 0,170 | 0,180 | 0,210 | 0,240 | |
Spheroidal graphite and malleable iron | ≤ 240 HB | 24 | 0,170 | 0,180 | 0,210 | 0,240 |
≤ 350 HB | 22 | 0,170 | 0,180 | 0,210 | 0,240 | |
Chilled cast iron | ≤ 350 HB | 9 | 0,070 | 0,080 | 0,090 | 0,120 |
Hard materials | ||||||
Spring steels | ≤ 350 HB | 11 | 0,070 | 0,080 | 0,090 | 0,120 |
Key |
vc = cutting speed [m/min] |
f = feed [mm/r] |
The suggested cutting values are reference values and must be adapted to the respective conditions. |
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EMPTYBOX-COUNTERSINK-(D6,3-20,5)-6PCS
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CNTSNK-CONI-MA-GREEN-HSCO-90DGR-D6,3MM
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CNTSNK-CONI-MA-GREEN-HSCO-90DGR-D20,5MM
ZEBRAJust leave the field empty if you don't know the packaging unit when directly entering the article number in the shopping basket or when importing with Easy-/VarioScan. The packaging unit will be determined automatically.
VVVV = 4 digits for prefix number (please note that the first digit is currently always 0)
AAA = 3 digits for dimension part 1
BBB = 3 digits for dimension part 2
Example article number structures:
Example 1: Screw with dimensions of 4x10 mm:
VVVVAAABBB
00574 10 (2 spaces between the 4 and the 10)
Example 2: Screw with dimensions of 10x20 mm:
VVVVAAABBB
005710 20 (1 space between the 10 and the 20)
Example 3: Flat washer with an internal diameter of 6 mm:
VVVVAAABBB
04076
The displayed price is always in line with the displayed packaging, if the PU is 250 the price for 250 units, if the PU is 300 the price for 300 units.
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