| HSS 180'Step Drill Bits(DIN8376) | |||||||
| Items No | Threed Size | Step Dia(mm) | CountersinkerDia(mm) | Step Lenth(mm) | Flute Lenth(mm) | All length(mm) | Price (usd) |
| STS18M03 | M3 | 3.4(9/64) | 6(15/64) | 9(23/64) | 57(2-1/4) | 93('3-5/8) | |
| STS18M04 | M4 | 4.5(11/64) | 8(5/16) | 11(27/64) | 75(3) | 117(4-5/8) | |
| STS18M05 | M5 | 5.5(7/32) | 10(25/64) | 13(1/2) | 87(3-1/2) | 133(5-1/4) | |
| STS18M06 | M6 | 6.6(1/4) | 11.5(7/16) | 15(19/32) | 94(3-3/4) | 142(5-5/8) | |
| STS18M09 | M8 | 9(23/64) | 15(19/32) | 19('3/4) | 114(4-1/2) | 169(6-5/8) | |
| STS18M10 | M10 | 11(27/64) | 18(11/16) | 23(29/32) | 135(5-1/4) | 191(7-1/2) | |
| Qty/C | Gw/C | Nw/C | L(cm) | W(cm) | H(cm) | ||
| 500 | 11 | 10 | 17 | 14 | 14 | ||
| 500 | 19 | 18 | 24 | 15 | 18 | ||
| 250 | 20 | 19 | 27 | 20 | 18 | ||
| 250 | 21 | 20 | 27 | 20 | 18 | ||
| 100 | 18 | 17 | 27 | 20 | 18 | ||
| 100 | 27 | 26 | 27 | 20 | 18 | ||
| HSS 90'Step Drill Bits(DIN8374) | |||||||
| Items No | Threed Size | Step Dia(mm) | CountersinkerDia(mm) | Step Lenth(mm) | Flute Lenth(mm) | All length(mm) | |
| STS90M03 | M3 | 3.2(1/8) | 6(15/64) | 9(23/64) | 57(2-1/4) | 93('3-5/8) | |
| STS90M04 | M4 | 4.3(11/64) | 8(5/16) | 11(27/64) | 75(3) | 117(4-5/8) | |
| STS90M05 | M5 | 5.3(13/64) | 10(25/64) | 13(1/2) | 87(3-1/2) | 133(5-1/4) | |
| STS90M06 | M6 | 6.4(1/4) | 11.5(7/16) | 15(19/32) | 94(3-3/4) | 142(5-5/8) | |
| STS90M08 | M8 | 8.4(21/64) | 15(19/32) | 19('3/4) | 114(4-1/2) | 169(6-5/8) | |
| STS90M10 | M10 | 10.5(13/32) | 18(11/16) | 23(29/32) | 135(5-1/4) | 191(7-1/2) | |
| Qty/C | Gw/C | Nw/C | L(cm) | W(cm) | H(cm) | ||
| 500 | 11 | 10 | 17 | 14 | 14 | ||
| 500 | 19 | 18 | 24 | 15 | 18 | ||
| 250 | 20 | 19 | 27 | 20 | 18 | ||
| 250 | 21 | 20 | 27 | 20 | 18 | ||
| 100 | 18 | 17 | 27 | 20 | 18 | ||
| 100 | 27 | 26 | 27 | 20 | 18 | ||