D10B-26 REVISED MARCH, 2016 © Copyright 2023. All rights reserved. No portion may be copied or reproduced in any manner. TOOLS & SHOP SUPPLIES SOSMETAL PRODUCTS INC. D14 D13 D12 D10 B D10 COBALT HEAVY DUTY and UNIBIT STEP DRILLS COBALT HEAVY DUTY DRILLS Used for drilling holes in hard, tough materials such as stainless steel, titanium, high temperature & high strength alloys. 135° Split Point for faster starting. • Heavy duty construction made to Type J air craft specifications. • High red hardness of cobalt permits speeds 30% greater than high speed steel drills. Part No. 814023 29 piece set Sizes: 1/16" to 1/2" by 64ths. packed in 12072 cabinet Part No. 814022 29 piece set Sizes: 1/16" to 1/2" by 64ths. packed in 12097 index Part No. 814020 13 piece set Sizes: 1/16" to 1/4" by 64ths. packed in 12095 index Room for 12 of each size Part No. 814021 15 piece set Sizes: 1/16" to 1/2" by 32nds. packed in 12096 index UNIBIT STEP DRILLS – Two Styles Available – Multi-Hole Style: Incorporates specially designed cutting steps, of progressively larger diameters, making it possible to drill up to as many as thirteen different hole sizes with a single bit. Single Hole Style: Allows you to drill 3/8” or 1/2” diameter holes in tight confined areas, with little effort. Works in spots regular length drill bits won’t fit. • Enlarges holes quickly and efficiently. • Produces smooth, rounded holes - automatic deburring action. • Saves TIME & MONEY! Greatly simplifies auto accessory installations. Cuts quickly through dense metal. Ideal for rust proofing applications. Sure starts even on curved surfaces. PART ILLUSTRATION SELF-STARTING MAX. MAT. HOLE SHANK NO. OF DRILLING APPLICATIONS NUMBER BIT DESIGN THICKNESS DIA. SIZE DIA. (INCHES) (INCHES) ON BIT 813640 Yes 1/8 1/8 to 1/2 1/4 13 All around drilling of steel, MULTI-HOLE 1/32 fiberglass, plastic and Increments aluminum. 813642 Yes 3/8 3/16 to 1/2 1/4 6 All around drilling of steel, MULTI-HOLE 1/16 fiberglass, plastic and Increments aluminum. 813643 Yes 1/8 1/4 to 3/4 3/8 9 All around drilling of steel, MULTI-HOLE 1/16 fiberglass, plastic and Increments aluminum. 813644 Yes N/A 1/2 1/4 1 Rust proofing, drilling frames SINGLE-HOLE for pulling attachments & trailer hitch installations. 813645 Yes N/A 3/8 1/4 1 Rust proofing, drilling frames SINGLE-HOLE for pulling attachments & trailer hitch installations. 813646 Yes 3/16 4mm to 1/4 9 All around drilling of steel, METRIC 12mm fiberglass, plastic and MULTI-HOLE aluminum. 813647 Yes 3/16 6mm to 3/8 7 All around drilling of steel, METRIC 18mm fiberglass, plastic and MULTI-HOLE aluminum. OVERALL FLUTE PKG QTY PKG QTY PKG QTY PKG QTY DIAMETER LENGTH LENGTH 1 3 6 12 1/16 1-7/8 7/8 814200 --- 814200-6 814200-12 5/64 2 1 814201 --- 814201-6 814201-12 3/32 2-1/4 1-1/4 814202 --- 814202-6 814202-12 7/64 2-5/8 1-1/2 814203 --- 814203-6 814203-12 1/8 2-3/4 1-5/8 814204 --- 814204-6 814204-12 9/64 2-7/8 1-3/4 814205 --- 814205-6 814205-12 5/32 3-1/8 2 814206 --- 814206-6 814206-12 11/64 3-1/4 2-1/8 814207 --- 814207-6 814207-12 3/16 3-1/2 2-5/16 814208 --- 814208-6 814208-12 13/64 3-5/8 2-7/16 814209 --- 814209-6 814209-12 7/32 3-3/4 2-1/2 814210 --- 814210-6 814210-12 15/64 3-7/8 2-5/8 814211 --- 814211-6 814211-12 1/4 4 2-3/4 814212 --- 814212-6 814212-12 17/64 4-1/8 2-7/8 814213 --- 814213-6 814213-12 9/32 4-1/4 2-15/16 814214 --- 814214-6 814214-12 19/64 4-3/8 3-1/16 814215 --- 814215-6 814215-12 5/16 4-1/2 3-3/16 814216 814216-3 814216-6 --- 21/64 4-5/8 3-5/16 814217 814217-3 814217-6 --- 11/32 4-3/4 3-7/16 814218 814218-3 814218-6 --- 23/64 4-7/8 3-1/2 814219 814219-3 814219-6 --- 3/8 5 3-5/8 814220 814220-3 814220-6 --- 25/64 5-1/8 3-3/4 814221 814221-3 814221-6 --- 13/32 5-1/4 3-7/8 814222 814222-3 814222-6 --- 27/64 5-3/8 3-15/16 814223 814223-3 814223-6 --- 7/16 5-1/2 4-1/16 814224 814224-3 814224-6 --- 29/64 5-5/8 4-3/16 814225 814225-3 814225-6 --- 15/32 5-3/4 4-5/16 814226 814226-3 814226-6 --- 31/64 5-7/8 4-3/8 814227 814227-3 814227-6 --- 1/2 6 4-1/2 814228 814228-3 814228-6 --- • Self-Starting tip. • No ‘‘skidding’’ of bit. No need to center punch metal. • Perfect hole sizing, time after time. Cobalt M-42 with gold finish
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