High Speed Steel Pilot Bit 1/4" x 4" - 12 PK

The Milwaukee High Speed Steel Pilot Bit 1/4" x 4" – 12 PK is a bulk pack of standard hole saw pilot bits used inside arbors to guide hole saws.

What it is

• Type: Hole saw pilot drill bits
• Size: 1/4" diameter × 4" length
• Pack size: 12 pieces
• Material: High-speed steel (HSS)
• Model family: Milwaukee 49-56-8031 series

What it does

These are the center guide bits that:

• Fit inside hole saw arbors (like 49-56-7000 / 7040 / 7115)
• Start the hole and keep the hole saw from wandering
• Drill a small pilot hole through wood, metal, or plastic before the saw cuts the larger diameter

Key features

• 135° split point tip → reduces walking and starts fast
• Parabolic flutes → clears chips efficiently
• 3-flat shank → prevents spinning in the arbor
• Thunderbolt-style reinforced core → resists breakage under side load
• Designed for general-purpose drilling in wood, metal, and plastics