Klein Tools QRSTSPRO Premium Electrician's Quick Release Step Bit Set, 1/4", 3 Pc.

General Information Brand Klein Tools Part Number QRSTSPRO Product Type Step Drill Bit Application Multi-Material Drilling Number of Pieces 3 Packaging Retail UPC 092644530074 California Residents Proposition 65 Warning Physical Characteristics Length 0.88'' to 1.8'' (2.2 to 4.6 cm) Width 0.88'' to 1.8'' (2.2 to 4.6 cm) Height 3.2'' to 3.6'' (8.1 to 9.4 cm) Weight 0.58 kg 1.28 lb Color Black & Orange Finish Aluminum Titanium Nitride (AlTiN) Material High Speed Steel Details Tip Type Hex Shank Size Flute Type: SpiralQuick Reference: #14, #11, #15Number of Holes: 12, 2, 3Size:3/16" to 7/8" (4.8 to 22.2 mm)7/8" to 1-1/8" (22.2 to 28.6 mm)7/8" to 1-3/8" (22.2 to 34.9 mm) Drive Connector Size 1/4" Features Step bits are coated with aluminum titanium nitride and are 10 times more durable than steamed black oxide coating for longer bit lifeImpact rated shaft allows for use with impact drivers and standard drillsDouble spir