Product Name: Aircraft Extensions Drill Sets - 6", 12" Lengths Model NO.: 434-0301 Usage: metal Drilling Material: High Speed Steel Type: Twist Drill Bit Length: Jobber-length Standard: JIS, AISI, DIN Customized: Non-Customized Delivery Time: 30 Days Trademark: OEM Transport Package: Plastic Box Specification: 1/16"-3-7/8" Origin: Qingdao HS Code: 8207509000 Product Description AIRCRAFT EXTENSIONS DRILL SETS - 6", 12" LENGTHSDescriptionModel No.1/16 to 1/4" by 64ths, 13pcs, 6" length434-0301High Speed Steel, 118° Point, Right Hand1/16 to 1/2" by 64ths, 29pcs, 12"length434-0302No.1 to 60, 60pcs, 6" length434-0303No.1 to 60, 60pcs, 12"lengthDescription434-0304