6pcs Titanium High Speed Steel Step Drill Bit Set With Center Punch for Locator

Feature: *Made of high quality steel durable and practical. *Titanium plating to reduce friction and heat. *Flute design provides faster smoother and cleaner cutting. *Suitable for cutting holes in various materials including steel brass wood plastic etc. *Center punch accurate locator non-slip and crooked. Specification: *Material: HSS 4241 *Color: Gold *Drill Types: 6 steps: 3/16 to 1/2 (3/16 1/4 5/16 3/8 7/16 1/2 ) 9 steps: 1/4 to 3/4 (1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 ) 10 steps: 1/4 to 1-3/8 (1/4 3/8 1/2 5/8 3/4 7/8 1 1 -1/8 1-1/4 1-3/8 ) 12 steps: 3/16 to 7/8 (3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 ) 13 steps: 1/8 to 1/2 (1/8 15/32 7/16 15/32 1/4 9/32 5/16 11 / 32 3/8 13/32 7/16 15/32 1/2 ) *Center punch: black/gold optional. *Package Size: 15.3*12.6*4.3cm *Weight: about 0.56KG Package Includes: 5*Step drill 1*Center punch 1*Aluminum box Notes: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.