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SECTION 1: TECHNICAL ENGINEERING DATA
S2 alloy-steel screwdriver bits, hardened to 58–62 HRC with precision-formed drive tips — the complete 1/4" hex insert-bit range for assembly lines, workshop and maintenance use. Five drive families (Phillips, Torx, Square, Slotted, Hex) across 37 SKUs in 1"–6" lengths, factory-direct from a 20-year precision-tools manufacturer with ISO 9001 / 14001 / 45001 triple-system certification.
| Drive | Sizes in range | Typical use |
| Phillips (PH) | PH0 – PH3 | General screws in wood, sheet metal and machinery |
| Torx (T) | T10 – T40 | Higher torque with reduced cam-out; fasteners in automotive & electronics |
| Square (SQ) | SQ1 – SQ3 | Anti-slip driving; common in heavy machinery and decking |
| Slotted | 3/16" – 1/4" | Traditional screws, terminals and fine work |
| Hex | 1/8" – 3/16" | Socket-head cap screws and set screws |
| Material | S2 alloy tool steel |
| Hardness | 58–62 HRC |
| Shank / Arbor | 1/4" Hex |
| Drive types | Phillips · Torx · Square · Slotted · Hex |
| Lengths | 1" · 2" · 3.5" · 6" |
| Total SKUs | 37 |
| Model # (SKU) | Size / Dia | Length | Shank / Arbor |
|---|---|---|---|
| 101601-001 | PH0 | 1" | 1/4" Hex |
| 101601-002 | PH1 | 1" | 1/4" Hex |
| 101601-003 | PH2 | 1" | 1/4" Hex |
| 101601-004 | PH3 | 1" | 1/4" Hex |
| 101601-005 | PH1 | 2" | 1/4" Hex |
| 101601-006 | PH2 | 2" | 1/4" Hex |
| 101601-007 | PH3 | 2" | 1/4" Hex |
| 101601-008 | PH2 | 3.5" | 1/4" Hex |
| 101601-009 | PH2 | 6" | 1/4" Hex |
| 101601-010 | PH3 | 6" | 1/4" Hex |
| 101601-011 | T10 | 1" | 1/4" Hex |
| 101601-012 | T15 | 1" | 1/4" Hex |
| 101601-013 | T20 | 1" | 1/4" Hex |
| 101601-014 | T25 | 1" | 1/4" Hex |
| 101601-015 | T30 | 1" | 1/4" Hex |
| 101601-016 | T10 | 2" | 1/4" Hex |
| 101601-017 | T15 | 2" | 1/4" Hex |
| 101601-018 | T20 | 2" | 1/4" Hex |
| 101601-019 | T25 | 2" | 1/4" Hex |
| 101601-020 | T27 | 2" | 1/4" Hex |
| 101601-021 | T30 | 2" | 1/4" Hex |
| 101601-022 | T40 | 2" | 1/4" Hex |
| 101601-023 | T20 | 6" | 1/4" Hex |
| 101601-024 | T25 | 6" | 1/4" Hex |
| 101601-025 | T30 | 6" | 1/4" Hex |
| 101601-026 | SQ1 | 1" | 1/4" Hex |
| 101601-027 | SQ2 | 1" | 1/4" Hex |
| 101601-028 | SQ3 | 1" | 1/4" Hex |
| 101601-029 | SQ2 | 2" | 1/4" Hex |
| 101601-030 | SQ2 | 6" | 1/4" Hex |
| 101601-031 | Slotted 3/16" | 1" | 1/4" Hex |
| 101601-032 | Slotted 1/4" | 1" | 1/4" Hex |
| 101601-033 | Slotted 3/16" | 2" | 1/4" Hex |
| 101601-034 | Slotted 1/4" | 2" | 1/4" Hex |
| 101601-035 | Hex 1/8" | 1" | 1/4" Hex |
| 101601-036 | Hex 5/32" | 1" | 1/4" Hex |
| 101601-037 | Hex 3/16" | 1" | 1/4" Hex |
Manufactured in an ISO 9001 / 14001 / 45001 triple-certified facility. Heat-treatment and hardness are verified per lot to 58–62 HRC; tips are checked for dimensional accuracy before packing.
Custom branding, private label and OEM programs available for distributors and importers. Bits can be configured into custom sets with your packaging — plastic cases, blister cards and display-ready retail solutions.
The range covers Phillips (PH0–PH3), Torx (T10–T40), Square (SQ1–SQ3), Slotted and Hex in 1"–6" lengths — 37 SKUs listed in the matrix above.
S2 alloy tool steel hardened to 58–62 HRC.
Yes — the standard 1/4" hex shank fits impact drivers, drill/drivers and quick-change holders.
Yes — private labeling, custom packaging and mixed-size set configuration are part of our OEM service.
Send your required drive types, sizes and quantities to [email protected] or via WhatsApp — factory-direct pricing with reliable lead times.
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