TengTools 1/4inch Hex Bits 89mm Hex 4mm ×1

Engineered for demanding assembly and maintenance tasks, the TengTools 1/4inch Hex Bits 89mm Hex 4mm ×1 (HEX8900401) features precision-machined black phosphate tips for a positive cam-out resistant fit. The ergonomic handle profile maximizes rotational torque while providing sensitive touch for fine adjustments.

• Brand: TengTools (Designed in Sweden)
• Product: 1/4inch Hex Bits 89mm Hex 4mm ×1
• Category: Bits & Drivers > Bits
• Unit Type: Pc
• Net Weight: 0.039 kg
• Quality Standard: Exceeds ISO / DIN industrial specifications
• Warranty: Backed by the TengTools Everlasting Power Guarantee

• eXobe Part SKU: HEX8900401
• Barcode (EAN / GTIN): 5020385112643
• Customs Harmonized Tariff Code: 8207909900
• Mass: 0.039 kg (39 g)
• Pack Dimensions: 18 mm (L) x 45 mm (W) x 126 mm (H)
• Technical Data Sheet: [Download Official Data Sheet PDF](https://docs.tengtools.com/ds/HEX8900401_en-GB.pdf)

• High-grade Chrome Vanadium / Chrome Molybdenum alloy steel forged for extreme tensile resilience
• Satin finish surface treatment provides corrosion resistance and easy-clean wipe-down
• Computer numerical control (CNC) machined tolerances ensure positive contact and eliminate slippage

• Professional workshops, maintenance engineering facilities, and technical trade professionals
• High-precision mechanical assembly, agricultural machinery, and heavy equipment maintenance
• Discerning tool connoisseurs requiring lifetime-reliable hand tools

• Lifetime warranty coverage on hand tools against manufacturing defects and material flaws.
• Proven reliability chosen by professional mechanics and industrial maintenance teams worldwide.