McMaster 2815A13 Jacobs Taper-Mount Keyed Drill Chuck, Number 3, for 0.04" to 1/2" Bit Shank Size, Model 14N 7473T74 Thread Depth 0

Thread Depth 0

Coefficient of Volume (Cv) 510

Finish: Polished Material: Chrome Vanadium Steel Quantity: 21 SAE or Metric: Metric Shipping Weight: 2

(1) # 3 Phillips Insert Bit 5/16" Hex (1) 1/4" Slotted Hex Insert Bit - 3/16" (1) 1/4" Slotted Hex Insert Bit - 9/32"

McMaster 2815A13 Jacobs Taper-Mount Keyed Drill Chuck, Number 3, for 0.04" to 1/2" Bit Shank Size, Model 14N 7473T74 Thread Depth 0Secure bits into your drill press, milling machine, or lathe. These chucks are keyed, so they grip bits tightly to prevent slipping under heavy loads. Use the included key to tighten and loosen the jaws. Attach these chucks to your machine with a Jacobs taper arbor. To maximize grip and minimize runout, choose a chuck where your drill bit diameter falls in the middle of the bit shank size range. Jacobs Jacobs chucks are the most widely used drill